2218-3620 2218-3620 S2218-36202019000500070 Perú 00 10 2019 00 10 2019 11 5 70 74

2004 2008 2015 2004 2008 2009 1998 2008 21 21 1-18 2007 2000 2001 2002 1 1 1 65-77 2014 2001 2011 41 41 338-46 2008 19 3 3 2011 29 1 1 2005 2003 2012