2521-2737 2521-2737 S2521-27372021000200060 10.38147/invneg.v14i24.148 Bolivia Bolivia 00 10 2021 00 10 2021 14 24 60 76

2019 2001 61-9 2014 23-5 1997 2011 DietaYNutricion.NET. 2012 2013 INEN, S. E 2017 2009 2018 2013 2004 1993 530-3 1988 2007 2018 29-38 2017 2013 2005