title: Commentary: the contribution and example of Carlos Chagas.
authors.affiliation: Department of Preventive Medicine, São Paulo University Medical School, Brazil. mgoldbau@usp.br
authors.forename: Moisés
authors.initials: M
authors.lastname: Goldbaum
authors.forename: Maurício L
authors.initials: ML
authors.lastname: Barreto
mesh_terms: D001938:Brazil; D004813:Epidemiology / Q000266:history; D049673:History, 20th Century