Alcalde-Vargas, Alfonso Malignant melanoma in a patient with Crohn´s disease and treated with anti-TNF alpha. [electronic resource] - Revista espanola de enfermedades digestivas - 639-40 p. digital Publication Type: Case Reports; Letter ISSN: 1130-0108 Standard No.: 10.4321/s1130-01082013001000015 doi Subjects--Topical Terms: AdultCrohn Disease--drug therapyHumansMaleMelanoma--chemically inducedSkin Neoplasms--chemically inducedTumor Necrosis Factor-alpha--adverse effects