Malignant melanoma associated with congenital melanocytic nevus and diagnosed with intestinal metastases: Two case reports - ONAK KANDEMİR, Nilüfer; BAHADIR, Burak; BEKTAŞ, Sibel; BARUT, Figen; YURDAKAN, Gamze; DOĞAN GÜN, Banu; ENGİN, Hüseyin; AYDEMİR, Selim; ÖZDAMAR, Şükrü Oğuz (Turkish Journal of Gastroenterology, 2011)