0001-6002 0001-6002 S0001-60022016000100022 Costa Rica. 00 03 2016 00 03 2016 58 1 22 26

1 45 1263-71 2 2011 11 3 2013 1 307-14 4 2011 39 731-7 5 2013 41 S136-45 6 2010 27 486-90 7 2010 16 510-5 8 2015 2 1347-56 9 2005 31 611-20 10 2015