title: Debate on the paper by Guimarães.
authors.affiliation: Centro de Desenvolvimento Tecnológico em Saúde, Fundação Oswaldo Cruz, Rio de Janeiro, Brasil.
authors.forename: Carlos Medicis
authors.initials: CM
authors.lastname: Morel
mesh_terms: D004500:Education, Graduate / Q000639:trends*; D006801:Humans; D011634:Public Health / Q000193:education*