1990-8644 1990-8644 S1990-86442023000300359 Ecuador 00 06 2023 00 06 2023 19 92 359 362

2012 45 80 80 236-56 2015 5 2 2 1-15 2005 6 13 13 15-34 2020 16 1 1 311-23 2005 2020 50 Extra 1 Extra 1 143-72 2018 23 79 79 1121-47