title: Usual interstitial pneumonia: a pattern or a disease? A reflection upon the topic.
authors.affiliation: Instituto do Coração Departamento de Pneumologia, Hospital das Clínicas, Faculdade de Medicina, Universidade de São Paulo, São Paulo, SP, Brasil.
authors.forename: Leticia
authors.initials: L
authors.lastname: Kawano-Dourado
authors.forename: Ronaldo Adib
authors.initials: RA
authors.lastname: Kairalla
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D054990:Idiopathic Pulmonary Fibrosis / Q000145:classification* / Q000175:diagnosis