Pezzetta, S., H. Zarian, C. Agostini, R. Salmaso, and M. Alaibac. 2013. “Verrucous Sarcoidosis of the Skin Simulating Squamous Cell Carcinoma”. Sarcoidosis, Vasculitis and Diffuse Lung Diseases 30 (1): 70-72. https://mattioli1885journals.com/index.php/sarcoidosis/article/view/2771.