title: [Diagnostic pitfalls].
authors.affiliation: Collège de Médecine des Hôpitaux de Paris, 3, boulevard Dellesert, 75016 Paris.
authors.forename: F
authors.initials: F
authors.lastname: Daniel
mesh_terms: D000152:Acne Vulgaris / Q000145:classification / Q000175:diagnosis*; D001706:Biopsy; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D006801:Humans; D010808:Physical Examination