0120-3347 0120-3347 S0120-33472020000200061 10.1097/cj9.0000000000000154 Colombia Colombia The Netherlands 00 06 2020 00 06 2020 48 2 61 62 1 1996 2 2011 62 177-87 3 1993 307 670-3 4 2020 48 63-70 5 1993 21 385-6 6 1997 86 1170-96 7 2018 127 1196-201