title: Dermoscopic features of a collision tumour composed of a pigmented basal cell carcinoma and a melanoma.
authors.forename: A
authors.initials: A
authors.lastname: Martorell
authors.forename: R
authors.initials: R
authors.lastname: Botella-Estrada
authors.forename: E
authors.initials: E
authors.lastname: Nagore
authors.forename: C
authors.initials: C
authors.lastname: Guillen-Barona
mesh_terms: D000368:Aged; D002280:Basal Cell Carcinoma / Q000175:diagnosis / Q000473:pathology*; D046169:Dermoscopy; D006801:Humans; D008297:Male; D008545:Melanoma / Q000175:diagnosis / Q000473:pathology*; D009378:Neoplasms, Multiple Primary / Q000175:diagnosis / Q000473:pathology*; D012878:Skin Neoplasms / Q000175:diagnosis / Q000473:pathology*