1390-0129 1390-0129 S1390-01292018000300023 Ecuador 00 07 2018 00 07 2018 41 2 23 28

1978 1981 86 1791-846 2008 136 2648 2009 137 4670-96 1999 351 10-20 1965 141 759 2013 777 5 1999 523 136-46 2001 39 137-74 2016 592 A49