Title:Incidence and mortality of pertussis disease in infants <12 months of age following introduction of pertussis maternal universal mass vaccination in Bogotá, Colombia
Title:Theoretical reduction of the incidence of colorectal cancer in Colombia from reduction in the population exposure to tobacco, alcohol, excess weight and sedentary lifestyle: a modelling study
Title:The cultural project release José Martí for his time and for the xxi century / El proyecto cultural liberador de José Martí para su tiempo y para el siglo xxi