Title:Polymorphisms of pro-inflammatory cytokine genes and the risk for acute suppurative or chronic nonsuppurative apical periodontitis in a Colombian population
Title:Metal levels in atmospheric particles in the coal mining zone, northern Colombia / Niveles de metales en partículas atmosféricas en la zona minera de carbón, norte de Colombia
Title:Estudio comparado sobre el concepto de creatividad entre estudiantes universitarios de pedagogía de Chile y Colombia / Comparative study about the creativity concept between university students of pedagogy of Chile and Colombia