2218-3620 2218-3620 S2218-36202020000100088 Ecuador Ecuador 00 02 2020 00 02 2020 12 1 88 96

2011 2010 2013 2009 225-48 2000 37 2 2 117-46 2005 2016 26 59 59 155-76 2006 8 3 3 377-89 2008 13 33-61 2017 4 2 2 120-6