0864-2141 0864-2141 S0864-21412020000100006 Colombia Colombia Colombia 00 03 2020 00 03 2020 34 1

1 2012 32 12 12 1493-514 2 2011 29 5 5 603-20 3 Hart Research Associates 2013 4 2014 51 3 3 458-69 5 2018 9 1 1 51-8 6 2018 40 1 1 e9-e14 7 2018 63 69-75 8 2018 39 1-23 9 2018 12 1 1 55-74 10 2008 5 1 1 1-17 11 2018 32 1 1 48-62 12 2015 24 2 2 105-17 13 2014 153 135-6 14 2018 3 1 1 3 15 2018 3 16 2018 40 2 2 207-10 17 2014 22 1 1 125-41 18 2006 51 2 2 287-314 19 2014 12 1 1 24-44 20 2014 152 393-8 21 2020 72 2 2 1-20 22 2005 23 2018 116 116 28-48 24 2004 29 1 1 41-61 25 2018 16 1 1 58-75 26 2018 2 4 4 1-4 27 2012 30 267-89 28 2019 6 1 1 1-17