VERMUND, Sten H.; FEBO, Irma. The Historic Elimination of Mother-to-Child HIV and Syphilis Transmission in Puerto Rico. Puerto Rico Health Sciences Journal, [S. l.], v. 40, n. 1, p. 3–5, 2021. Disponível em: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/2655. Acesso em: 15 jan. 2026.