2215-3411 2215-3411 S2215-34112020000200010 10.15517/ijds.2020.41496 Chile 00 08 2020 00 08 2020 22 2 10 13 2020 109 102433 2020 7 1 1 2020 228 503-5 2019 5 2 2 497 2016 19 1 1 22