Solivetti, Francesco Maria, Fulvia Elia, Maria Giulia Santaguida, Antonino Guerrisi, Paolo Visca, Maria Cecilia Cercato, and Aldo Di Carlo. 2014. “The Role of Ultrasound and Ultrasound-Guided Fine Needle Aspiration Biopsy of Lymph Nodes in Patients With Skin Tumours”. Radiology and Oncology 48 (1). https://radioloncol.com/index.php/ro/article/view/1821.