Trigo, Diva, and João Borges da Costa. “HIV Infection: Epidemiology, Natural History and Diagnosis”. Journal of the Portuguese Society of Dermatology and Venereology 74, no. 4 (December 26, 2016): 371-374. Accessed July 3, 2024. https://revista.spdv.com.pt/index.php/spdv/article/view/676.