Mai, T.C.C., T.N. Pham, and B.H.A. Mai. “Phakomatosis Pigmentovascularis Type Va. Case Report and Literature Review.”. European Journal of Pediatric Dermatology 31, no. 4 (November 12, 2021): 198-202. Accessed April 20, 2024. https://ejpd.com/index.php/journal/article/view/2281.