Santoro, N., F. De Leonardis, I. Greco, A. Mancino, and C. Novielli. “Cutaneous, Metastasizing Yolk Sac Tumor.”. European Journal of Pediatric Dermatology 17, no. 1 (March 31, 2007): 40. Accessed November 22, 2024. https://ejpd.com/index.php/journal/article/view/455.