0212-1611 0212-1611 S0212-16112022000600030 10.20960/nh.04166 Chile Chile Chile Chile 00 08 2022 00 08 2022 39 4 951 952 1 2021 38 3 3 677-8 2 2008 Version 5.0.1 3 2022 Version 6.3