0120-8942 0120-8942 S0120-89422020000100246 10.5294/dika.2020.29.1.8 Chile 00 06 2020 00 06 2020 29 1 246 268

2015 I, II, III, IV 2015 2002 67-76 1965 2005 42 2 2 669-84 1994 2011 8 15 15 15-44 2013 1979 2018 45 2 2 363-80 2019 68 138 138 2005 32 1 1 139-68 2003 42-57 2012 22 22 1998 1967 22 22 24-44 1997 109-61