RIVA, G., M. VILLANOVA, A. ECCHER, C. LUCHINI, F. MOTTA, R. BERNASCONI, and M. BARBARESCHI. 2018. “Metastatic Malignant Melanoma to the Gallbladder. Case Report and Review of the Literature”. Pathologica - Journal of the Italian Society of Anatomic Pathology and Diagnostic Cytopathology 110 (1), 68-71. https://www.pathologica.it/article/view/40.