title: [Medical exclusivity: imperative or chimera?].
authors.affiliation: Editor da Revista Portuguesa de Cirurgia Cardio-Torácica e Vascular.
authors.forename: José Fernando
authors.initials: JF
authors.lastname: Teixeira
mesh_terms: D015510:Clinical Medicine; D006801:Humans; D017149:Private Sector; D017150:Public Sector