Title:CCBY Open access Research Global, regional, and national burden of suicide mortality 1990 to 2016: systematic analysis for the Global Burden of Disease Study 2016
Title:Evaluación de la desmineralización química de semiantracitas provenientes de minas ubicadas en Boyacá y Santander (Colombia) / Evaluation of the chemical demineralization of semianthracites from mines located in Boyacá and Santander (Colombia)