0300-9041 0300-9041 S0300-90412025001000463 10.24245/gom.v93i10.143 Ecuador Ecuador 00 00 2025 00 00 2025 93 10 463 464 1 1965 92 6 6 289-91 2 2017 62 227-36 3 2018 178 3 3 749-60 4 2021 157 7 7 788-95 5 2006 54 1-15 6 2021 157 7 7 788-95