<?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>0120-100X</journal-id>
<journal-title><![CDATA[Revista ION]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. ion]]></abbrev-journal-title>
<issn>0120-100X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Industrial de Santander]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-100X2019000200053</article-id>
<article-id pub-id-type="doi">10.18273/revion.v32n2-2019005</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Evaluation of mucilage and powder of Okra as bio-flocculant in water treatment]]></article-title>
<article-title xml:lang="es"><![CDATA[Evaluación de mucilage y polvo de Quimbombó como biofloculante en el tratamiento de aguas]]></article-title>
<article-title xml:lang="pt"><![CDATA[Avaliação da mucilagem e do pó de Quiabo como bio-floculante no tratamento de águas]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carneiro-Marra]]></surname>
<given-names><![CDATA[Livia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sad]]></surname>
<given-names><![CDATA[Larissa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Da Silva-Batista]]></surname>
<given-names><![CDATA[Marcelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Federal University Of São João Del Rei  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>32</volume>
<numero>2</numero>
<fpage>53</fpage>
<lpage>58</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-100X2019000200053&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-100X2019000200053&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-100X2019000200053&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Mucilage and powder of okra were evaluated as bio-flocculant in water treatment using jar test. The agitations sets, okra preparation methods and the amount of coagulant/bio-flocculant were evaluated in the turbidity removal. The results showed that agitations set of 150 rpm and then 40 rpm were more effective for reducing turbidity. Turbidity reduction was 39% using inorganic coagulant (FeSO4) alone, but reduction came to 76% and 88% by adding okra mucilage and powder, respectively. All results showed that okra powder present better turbidity removal in water treatment. It can be prepared by simple methodology, and also allow the inorganic coagulant reduction in approximately 64 %. In okra powder were identified hydroxyl groups that serve as active sites for colloidal particles removal.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El mucílago y el polvo de quimbombó se evaluaron como biofloculante en el tratamiento del agua usando la prueba jar. Los conjuntos de agitación, los métodos de preparación de quimbombó y la cantidad de coagulante / biofloculante se evaluaron en la eliminación de la turbidez. Los resultados mostraron que las agitaciones establecidas de 150 rpm y luego de 40 rpm fueron más efectivas para reducir la turbidez. La reducción de la turbidez fue del 39% utilizando solo coagulante inorgánico (FeSO4), pero la reducción llegó al 76% y al 88% al agregar mucílago de quingombó y polvo, respectivamente. Todos los resultados mostraron que el polvo de quimbombó presenta una mejor eliminación de la turbiedad en el tratamiento del agua. Puede prepararse por metodología simple y también permite la reducción del coagulante en aproximadamente 64%. En polvo de quimbombó se identificaron grupos hidroxilo que sirven como sitios activos para la eliminación de partículas coloidales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo A mucilagem e o pó de quiabo foram avaliados como biofloculantes no tratamento de água, utilizando o teste jar. Os conjuntos de agitação, os métodos de preparação do quiabo e a quantidade de coagulante/ biofloculante foram avaliados na redução da turbidez. Os resultados mostraram que as agitações de 150 rpm e após 40 rpm foram mais eficazes na redução da turbidez. A redução da turbidez foi de 39% usando somente coagulante inorgânico (FeSO4), mas a redução chegou a 76% e 88% pela adição de mucilagem e pó de quiabo, respectivamente. Todos os resultados mostraram que o pó de quiabo apresenta uma melhor redução da turbidez no tratamento da água. Ele pode ser preparado por metodologia simples e também permite a redução do coagulante inorgânico em aproximadamente 64%. No pó de quiabo foram identificados grupos hidroxila que servem como locais ativos para a eliminação de partículas coloidais.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Bio-Flocculant]]></kwd>
<kwd lng="en"><![CDATA[Okra]]></kwd>
<kwd lng="en"><![CDATA[Turbidity Removal]]></kwd>
<kwd lng="en"><![CDATA[Mucilage]]></kwd>
<kwd lng="en"><![CDATA[Okra Powder]]></kwd>
<kwd lng="en"><![CDATA[Water Treatment.]]></kwd>
<kwd lng="es"><![CDATA[Biofloculante]]></kwd>
<kwd lng="es"><![CDATA[Quingombó]]></kwd>
<kwd lng="es"><![CDATA[Eliminación de Turbidez]]></kwd>
<kwd lng="es"><![CDATA[Mucílago]]></kwd>
<kwd lng="es"><![CDATA[Polvo de Quimbombó]]></kwd>
<kwd lng="es"><![CDATA[Tratamiento de Agua.]]></kwd>
<kwd lng="pt"><![CDATA[Bio-Floculante]]></kwd>
<kwd lng="pt"><![CDATA[Quiabo]]></kwd>
<kwd lng="pt"><![CDATA[Remoção de Turbidez]]></kwd>
<kwd lng="pt"><![CDATA[Mucilagem]]></kwd>
<kwd lng="pt"><![CDATA[Pó de Quiabo]]></kwd>
<kwd lng="pt"><![CDATA[Tratamento de Água.]]></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[Lee]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Robinson]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Chong]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review on application of flocculants in wastewater treatment]]></article-title>
<source><![CDATA[Process Safety and Environmental Protection Journal]]></source>
<year>2014</year>
<volume>92</volume>
<page-range>489-508</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Freitas]]></surname>
<given-names><![CDATA[TKFS]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[VM]]></given-names>
</name>
<name>
<surname><![CDATA[De Souza]]></surname>
<given-names><![CDATA[MTF]]></given-names>
</name>
<name>
<surname><![CDATA[Geraldino]]></surname>
<given-names><![CDATA[HCL]]></given-names>
</name>
<name>
<surname><![CDATA[Almeida]]></surname>
<given-names><![CDATA[VC]]></given-names>
</name>
<name>
<surname><![CDATA[Fávaro]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Garcia]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Optimization of coagulationflocculation process for treatment of industrial textile wastewater using okra (A esculentus) mucilage as natural coagulant]]></article-title>
<source><![CDATA[Industrial Crops and Products Journal]]></source>
<year>2015</year>
<volume>76</volume>
<page-range>538-44</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jarvis]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Jefferson]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Gregory]]></surname>
<given-names><![CDATA[JOHN]]></given-names>
</name>
<name>
<surname><![CDATA[Parsons]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of floc strength and breakage]]></article-title>
<source><![CDATA[Water research]]></source>
<year>2005</year>
<volume>39</volume>
<page-range>3121-37</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[Choy]]></surname>
<given-names><![CDATA[SY]]></given-names>
</name>
<name>
<surname><![CDATA[Prasad]]></surname>
<given-names><![CDATA[KMN]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[TY]]></given-names>
</name>
<name>
<surname><![CDATA[Ramanan]]></surname>
<given-names><![CDATA[RN]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review on common vegetables and legumes as promising plant-based natural coagulants in water clarification]]></article-title>
<source><![CDATA[International Journal of Environmental Science and Technology]]></source>
<year>2015</year>
<volume>12</volume>
<page-range>367-90</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Chong]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Robinson]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Binner]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Optimisation of extraction and sludge dewatering efficiencies of bio-flocculants extracted from Abelmoschus esculentus (Okra)]]></article-title>
<source><![CDATA[Journal of Environmental Management]]></source>
<year>2015</year>
<volume>157</volume>
<page-range>320-5</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[Anastasakis]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kalderis]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Diamadopoulos]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Flocculation behavior of mallow and okra mucilage in treating wastewater]]></article-title>
<source><![CDATA[Desalination Journal]]></source>
<year>2009</year>
<volume>249</volume>
<page-range>786-91</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[Bolto]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Gregory]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Organic polyelectrolytes in water treatment]]></article-title>
<source><![CDATA[Water Research Journal]]></source>
<year>2007</year>
<volume>41</volume>
<page-range>2301-24</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[Kumar]]></surname>
<given-names><![CDATA[DS]]></given-names>
</name>
<name>
<surname><![CDATA[Tony]]></surname>
<given-names><![CDATA[DE]]></given-names>
</name>
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[AP]]></given-names>
</name>
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
<name>
<surname><![CDATA[Srinivasa]]></surname>
<given-names><![CDATA[DB]]></given-names>
</name>
<name>
<surname><![CDATA[Nadendla]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review on Abelmoschus esculentus (Okra)]]></article-title>
<source><![CDATA[Int Res J Pharm App Sci]]></source>
<year>2013</year>
<volume>3</volume>
<page-range>129-32</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[Finger]]></surname>
<given-names><![CDATA[FL]]></given-names>
</name>
<name>
<surname><![CDATA[Della-Justina]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Casali]]></surname>
<given-names><![CDATA[VWD]]></given-names>
</name>
<name>
<surname><![CDATA[Puiatti]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Temperature and modified atmosphere affect the quality of okra]]></article-title>
<source><![CDATA[Scientia Agricola]]></source>
<year>2008</year>
<volume>65</volume>
<page-range>360-4</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[Kitinoja]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[AlHassan]]></surname>
<given-names><![CDATA[HY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Identification of appropriate postharvest technologies for small scale horticultural farmers and marketers in sub-saharan Africa and south Asia - part 1 postharvest losses and quality assessments]]></article-title>
<source><![CDATA[Acta Hortic]]></source>
<year>2012</year>
<volume>934</volume>
<page-range>31-40</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[Okolo]]></surname>
<given-names><![CDATA[BI]]></given-names>
</name>
<name>
<surname><![CDATA[Menkiti]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Nnaji]]></surname>
<given-names><![CDATA[PC]]></given-names>
</name>
<name>
<surname><![CDATA[Onukwuli]]></surname>
<given-names><![CDATA[OD]]></given-names>
</name>
<name>
<surname><![CDATA[Agu]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Performance of Okra seed (Hibiscus esculentus L ) Extract in Removal of Suspended Particles from Brewery Effluent by Coag-Flocculation Process]]></article-title>
<source><![CDATA[British Journal of Applied Science &amp; Technology]]></source>
<year>2014</year>
<volume>34</volume>
<page-range>4791806</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[Ding]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Gong]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Synthesis and flocculation characteristics of cationic modified corncob a novel polymeric flocculant]]></article-title>
<source><![CDATA[Agricultural Sciences Journal]]></source>
<year>2013</year>
<volume>4</volume>
<page-range>23-8</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[Jones]]></surname>
<given-names><![CDATA[AN]]></given-names>
</name>
<name>
<surname><![CDATA[Bridgeman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Investigating the characteristic strength of flocs formed from crude and purified Hibiscus extracts in water treatment]]></article-title>
<source><![CDATA[Water research]]></source>
<year>2016</year>
<volume>103</volume>
<page-range>21-9</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[Thakur]]></surname>
<given-names><![CDATA[SS]]></given-names>
</name>
<name>
<surname><![CDATA[Choubey]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of coagulation efficiency of Moringa oleifera and Okra for treatment of turbid water]]></article-title>
<source><![CDATA[Archives of Applied Science Research]]></source>
<year>2014</year>
<volume>6</volume>
<page-range>24-30</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[Aziz]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
<name>
<surname><![CDATA[Alias]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Adlan]]></surname>
<given-names><![CDATA[MN]]></given-names>
</name>
<name>
<surname><![CDATA[Asaari]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Zahari]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Colour removal from landfill leachate by coagulation and flocculation processes]]></article-title>
<source><![CDATA[Bioresource technology]]></source>
<year>2007</year>
<volume>98</volume>
<page-range>218-20</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[Jesus]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz]]></surname>
<given-names><![CDATA[PV]]></given-names>
</name>
<name>
<surname><![CDATA[Pacífico]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Removal of turbidity, suspended solids and ions of Fe from aqueous solution using okra powder by coagulation-flocculation process]]></article-title>
<source><![CDATA[American journal of water resources]]></source>
<year>2013</year>
<volume>1</volume>
<page-range>20-4</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[Palei]]></surname>
<given-names><![CDATA[NN]]></given-names>
</name>
<name>
<surname><![CDATA[Mamidi]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Rajangam]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Formulation and evaluation of lamivudine sustained release tablet using okra mucilage]]></article-title>
<source><![CDATA[J App Pharm Sci]]></source>
<year>2016</year>
<volume>6</volume>
<page-range>069-75</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[Jahan]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Alam]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Rahman]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Quaiyyum]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Isolation and characterization of lignin from okra (Abelmoschus esculentus) fibre and stick]]></article-title>
<source><![CDATA[Bangladesh Journal of Scientific and Industrial Research]]></source>
<year>2015</year>
<volume>50</volume>
<page-range>257-62</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[De Rosa]]></surname>
<given-names><![CDATA[IM]]></given-names>
</name>
<name>
<surname><![CDATA[Kenny]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Maniruzzaman]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Moniruzzaman]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Monti]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Puglia]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Santulli]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Sarasini]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of chemical treatments on the mechanical and thermal behaviour of okra (Abelmoschus esculentus) fibres]]></article-title>
<source><![CDATA[Composites Science and Technology]]></source>
<year>2011</year>
<volume>71</volume>
<page-range>246-54</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
