<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0124-0064</journal-id>
<journal-title><![CDATA[Revista de Salud Pública]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. salud pública]]></abbrev-journal-title>
<issn>0124-0064</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Salud Publica, Facultad de Medicina - Universidad Nacional de Colombia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0124-00642020000100104</article-id>
<article-id pub-id-type="doi">10.15446/rsap.v22n1.81323</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[¿Son las mascotas, perro o gato, un factor de riesgo o protector para el desarrollo o exacerbación del asma? Revisión sistemática de revisiones sistemáticas]]></article-title>
<article-title xml:lang="en"><![CDATA[Are pets, dog or cat, a risk or a protector factor for the development or exacerbation of asthma? Systematic review of systematic reviews]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas-Sánchez]]></surname>
<given-names><![CDATA[Oscar Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Salud Dirección de Investigación en Salud Pública ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2020</year>
</pub-date>
<volume>22</volume>
<numero>1</numero>
<fpage>104</fpage>
<lpage>112</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0124-00642020000100104&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0124-00642020000100104&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0124-00642020000100104&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Antecedentes Estudios previos han mostrado resultados contradictorios de la asociación entre la exposición a mascotas (gato o perro) y asma. La evidencia científica previa no ha sido clara en definir si evitar o permitir la exposición puede prevenir, mejorar o empeorar el desarrollo del asma o de sus síntomas.  Objetivo Intentar dilucidar la relación controversial que existe entre la exposición a las mascotas, perro o gato, y su efecto en el desarrollo del asma, o la exacerbación de sus síntomas, tanto en niños como en adultos.  Metodo Se realizó una búsqueda estandarizada en cinco bases de datos electrónicas por parte de un evaluador independiente. La muestra final de estudios incluidos en la revisión sistemática de revisiones sistemáticas fue tamizada y sintetizada mediante una tabla maestra. Se realizó una descripción narrativa de los resultados.  Resultados En esta revisión sistemática de revisiones sistemáticas se encontró principalmente que tener gato podría ser un factor de riesgo y tener perro un factor protector para el desarrollo del asma. No obstante, la exposición temprana a cualquiera de las dos mascotas (antes de cumplir 2 años) disminuye la probabilidad de desarrollar síntomas de asma y sibilancias en la edad escolar. Además, tener un antecedente de sensibilización a los alergenos de dichas mascotas puede convertirse en un factor de riesgo para la exacerbación del asma, tanto en niños como en adultos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Background Preliminary studies have shown conflicting results on the association between exposure to pets (cat or dog) and asthma. Previous scientific evidence has not been clear to determine if avoiding or allowing the exposure to pets could prevent, improve, or worsen the development of asthma and its symptoms.  Objective To try to explain the controversial relationship between exposure to pets (dog or cat) and its effect on the development of asthma or the exacerbation of symptoms in both children and adults.  Methods A standardized search in five electronic databases by an independent reviewer was carried out. The final sample of studies included in the overview of systematic reviews was screened and synthesized through a master table. A narrative description of the results was made.  Results This systematic review of systematic found determined principally that having a cat could be a risk factor and having a dog a protective factor in the development of asthma. However, early exposure to both cats and dogs (before the age of two) reduces the probability of asthma symptoms and wheezing in the school years. Additionally, having antecedents of sensibilization to pets allergen could be a risk factor to exacerbate asthma in both children and adults.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Mascotas]]></kwd>
<kwd lng="es"><![CDATA[asma]]></kwd>
<kwd lng="es"><![CDATA[recurrencia]]></kwd>
<kwd lng="es"><![CDATA[signos y síntomas]]></kwd>
<kwd lng="es"><![CDATA[revisión sistemática (fuente: DeCS, BIREME)]]></kwd>
<kwd lng="en"><![CDATA[Pets]]></kwd>
<kwd lng="en"><![CDATA[asthma]]></kwd>
<kwd lng="en"><![CDATA[recurrence]]></kwd>
<kwd lng="en"><![CDATA[signs and symptoms]]></kwd>
<kwd lng="en"><![CDATA[systematic review (source: MeSH, NLM)]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Richardson]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Eick]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Jones]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[How is the indoor environment related to asthma ? Literature review]]></article-title>
<source><![CDATA[J Adv Nurs]]></source>
<year>2005</year>
<volume>52</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>328-39</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="book">
<collab>Organización Mundial de la Salud</collab>
<source><![CDATA[Asma]]></source>
<year></year>
<publisher-loc><![CDATA[Geneva ]]></publisher-loc>
<publisher-name><![CDATA[OMS]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Talesnik]]></surname>
<given-names><![CDATA[GE]]></given-names>
</name>
<name>
<surname><![CDATA[Hoyos]]></surname>
<given-names><![CDATA[BR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nueva nomenclatura de las enfermedades alérgicas. Su aplicación a la práctica pediátrica]]></article-title>
<source><![CDATA[Rev Chil Pediatr]]></source>
<year>2006</year>
<volume>77</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>239-46</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lødrup Carlsen]]></surname>
<given-names><![CDATA[KC]]></given-names>
</name>
<name>
<surname><![CDATA[Roll]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Carlsen]]></surname>
<given-names><![CDATA[K-H]]></given-names>
</name>
<name>
<surname><![CDATA[Mowinckel]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Wijga]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Brunekreef]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Does pet ownership in infancy lead to asthma or allergy at school age? Pooled analysis of individual participant data from 11 European birth cohorts]]></article-title>
<source><![CDATA[PLoS One]]></source>
<year>2012</year>
<volume>7</volume>
<numero>8</numero>
<issue>8</issue>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dharmage]]></surname>
<given-names><![CDATA[SC]]></given-names>
</name>
<name>
<surname><![CDATA[Lodge]]></surname>
<given-names><![CDATA[CL]]></given-names>
</name>
<name>
<surname><![CDATA[Matheson]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Campbell]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Lowe]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exposure to cats: update on risks for sensitization and allergic diseases]]></article-title>
<source><![CDATA[Curr Allergy Asthma Rep]]></source>
<year>2012</year>
<volume>12</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>413-23</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lodge]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Lowe]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Hill]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Hosking]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Abramson]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Perinatal cat and dog exposure and the risk of asthma and allergy in the urban environment: a systematic review of longitudinal studies]]></article-title>
<source><![CDATA[Clin Dev Immunol]]></source>
<year>2012</year>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[C-M]]></given-names>
</name>
<name>
<surname><![CDATA[Tischer]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Schnappinger]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Heinrich]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The role of cats and dogs in asthma and allergy-a systematic review]]></article-title>
<source><![CDATA[Int J Hyg Environ Health]]></source>
<year>2010</year>
<volume>213</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-31</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fretzayas]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Kotzia]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Moustaki]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Controversial role of pets in the development of atopy in children]]></article-title>
<source><![CDATA[World J Pediatr]]></source>
<year>2013</year>
<volume>9</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>112-9</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moghtaderi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Teshnizi]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Farjadian]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sensitization to common allergens among patients with allergies in major Iranian cities : a systematic review and meta-analysis]]></article-title>
<source><![CDATA[Epidemiol Health]]></source>
<year>2016</year>
<volume>39</volume>
<numero>e2017007</numero>
<issue>e2017007</issue>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kanchongkittiphon]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Mendell]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Gaffin]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Phipatanakul]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Indoor Environmental Exposures and Exacerbation of Asthma: An Update to the 2000 Review by the Institute of Medicine]]></article-title>
<source><![CDATA[Environ Health Perspect]]></source>
<year>2014</year>
<volume>123</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>6-20</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leas]]></surname>
<given-names><![CDATA[BF]]></given-names>
</name>
<name>
<surname><![CDATA[Anci]]></surname>
<given-names><![CDATA[KED]]></given-names>
</name>
<name>
<surname><![CDATA[Apter]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Bryant-stephens]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Lynch]]></surname>
<given-names><![CDATA[MP]]></given-names>
</name>
<name>
<surname><![CDATA[Kaczmarek]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Environmental and occupational disease Effectiveness of indoor allergen reduction in asthma management : A systematic review]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2018</year>
<volume>141</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1854-69</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Apfelbacher]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Frew]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Xiang]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Apfel]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of pet exposure by self-report in epidemiological studies of allergy and asthma : a systematic review]]></article-title>
<source><![CDATA[J Asthma]]></source>
<year>2016</year>
<volume>53</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>363-73</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abramson]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Puy]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Weiner]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Immunotherapy in asthma : an updated systematic review]]></article-title>
<source><![CDATA[Allergy]]></source>
<year>1999</year>
<volume>54</volume>
<page-range>1022-41</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dhami]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kakourou]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Asamoah]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Agache]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Lau]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Jutel]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Allergen immunotherapy for allergic asthma: A systematic review and meta-analysis]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2017</year>
<volume>72</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1825-48</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Apelberg]]></surname>
<given-names><![CDATA[BJ]]></given-names>
</name>
<name>
<surname><![CDATA[Aoki]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Jaakkola]]></surname>
<given-names><![CDATA[JJK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Systematic review : Exposure to pets and risk of asthma and asthma-like symptoms]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2001</year>
<volume>107</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>455-60</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dick]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Friend]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Dynes]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Alkandari]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Doust]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Cowie]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A systematic review of associations between environmental exposures and development of asthma in children aged up to 9 years]]></article-title>
<source><![CDATA[BMJ Open]]></source>
<year>2014</year>
<volume>4</volume>
<numero>e006554</numero>
<issue>e006554</issue>
<page-range>1-14</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dick]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Doust]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Cowie]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Ayres]]></surname>
<given-names><![CDATA[JG]]></given-names>
</name>
<name>
<surname><![CDATA[Turner]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Associations between environmental exposures and asthma control and exacerbations in young children: a systematic review]]></article-title>
<source><![CDATA[BMJ Open]]></source>
<year>2014</year>
<volume>4</volume>
<numero>e003827</numero>
<issue>e003827</issue>
<page-range>1-7</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salo]]></surname>
<given-names><![CDATA[PM]]></given-names>
</name>
<name>
<surname><![CDATA[Zeldin]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Does exposure to cats and dogs decrease the risk of developing allergic sensitization and disease?]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2009</year>
<volume>124</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>751-2</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ownby]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Does exposure to dogs and cats in the first year of life influence the development of allergic sensitization ?]]></article-title>
<source><![CDATA[Curr Opin Allergy Clin Immunol]]></source>
<year>2003</year>
<volume>3</volume>
<page-range>517-22</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ownby]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recent Understandings of Pet Allergies]]></article-title>
<source><![CDATA[F1000Research]]></source>
<year>2019</year>
<volume>5</volume>
<numero>108</numero>
<issue>108</issue>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Havstad]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Wegienka]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Zoratti]]></surname>
<given-names><![CDATA[EM]]></given-names>
</name>
<name>
<surname><![CDATA[Lynch S]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Boushey]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
<name>
<surname><![CDATA[Nicholas]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The effect of prenatal indoor pet exposure on the trajectory of total IgE in early childhood]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2011</year>
<volume>128</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>880-5</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gern]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Reardon]]></surname>
<given-names><![CDATA[CL]]></given-names>
</name>
<name>
<surname><![CDATA[Hoffjan]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Nicolae]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Roberg]]></surname>
<given-names><![CDATA[K a]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of dog ownership and genotype on immune development and atopy in infancy]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2004</year>
<volume>113</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>307-14</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Campo]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Kalra]]></surname>
<given-names><![CDATA[HK]]></given-names>
</name>
<name>
<surname><![CDATA[Levin]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Reponen]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Olds]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Lummus]]></surname>
<given-names><![CDATA[ZL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influence of dog ownership and high endotoxin on wheezing and atopy during infancy]]></article-title>
<source><![CDATA[J Allergy Clin Immunol Pract]]></source>
<year>2007</year>
<volume>118</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1271-8</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arbes]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Cohn]]></surname>
<given-names><![CDATA[RD]]></given-names>
</name>
<name>
<surname><![CDATA[Yin]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Muilenberg]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Friedman]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Zeldin]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dog allergen (Can f 1) and cat allergen (Fel d 1) in US homes: results from the National Survey of Lead and Allergens in Housing]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2004</year>
<volume>114</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>111-7</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Woodcock]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Addo-Yobo]]></surname>
<given-names><![CDATA[EO]]></given-names>
</name>
<name>
<surname><![CDATA[Taggart]]></surname>
<given-names><![CDATA[SC]]></given-names>
</name>
<name>
<surname><![CDATA[Craven]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Custovic]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pet allergen levels in homes in Ghana and the United Kingdom]]></article-title>
<source><![CDATA[J Allergy Clin Immunol]]></source>
<year>2001</year>
<volume>108</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>463-5</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
