Kest, Isabella, Kaylee Fisher, Nahla Shihab, and Mark Lebwohl. “Recurrent Keratoacanthoma”. SKIN The Journal of Cutaneous Medicine 4, no. 4 (July 12, 2020): 369–371. Accessed April 14, 2024. https://www.jofskin.org/index.php/skin/article/view/708.