title: Collision of pigmented benign tumours: a possible simulator of melanoma.
authors.forename: M Carmen
authors.initials: MC
authors.lastname: González-Vela
authors.forename: J Fernando
authors.initials: JF
authors.lastname: Val-Bernal
authors.forename: Marcos A
authors.initials: MA
authors.lastname: González-López
authors.forename: Mariona
authors.initials: M
authors.lastname: Novell
authors.forename: Héctor
authors.initials: H
authors.lastname: Fernández-Llaca
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D017492:Keratosis, Seborrheic / Q000473:pathology*; D008545:Melanoma / Q000175:diagnosis; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D009508:Nevus, Pigmented / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology*