Patients’ Characteristics, Histopathological Findings, and Tumor Stage in Different Types of Malignant Melanoma: A Retrospective Multicenter Study - Farahmand, Ali-Mohammad; Ehsani, Amir-Hoshang; Mirzaei, Mojtaba; Mohsenian, Maryam; Ghanadan, Alireza (Acta Medica Iranica, 2017)