title: Authors' reply.
authors.forename: Maria Conceição de Castro Antonelli Monteiro
authors.initials: MC
authors.lastname: de Queiroz
authors.forename: Maria Auxiliadora Carmo
authors.initials: MA
authors.lastname: Moreira
authors.forename: Marcelo Fouad
authors.initials: MF
authors.lastname: Rabahi
mesh_terms: D003951:Diagnostic Errors / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D008297:Male; D008403:Mass Screening; D011320:Primary Health Care / Q000706:statistics & numerical data*; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis*