Iwata, Masashi Malignant melanoma arising in the skin lesions of Nagashima-type palmoplantar keratosis. [electronic resource] - European journal of dermatology : EJD - 259-60 p. digital Publication Type: Case Reports; Journal Article ISSN: 1952-4013 Standard No.: 10.1684/ejd.2014.2301 doi Subjects--Topical Terms: FemaleHumansKeratoderma, Palmoplantar--complicationsMelanoma--etiologyMiddle AgedSkin NeoplasmsMelanoma, Cutaneous Malignant