“Epidemiological Characterization of Human Immunodeficiency Virus Type 1 in Pregnant Women of a Maternity Hospital in Piauí, Brazil”. Research, Society and Development 9, no. 4 (March 11, 2020): e25942503. Accessed June 29, 2025. https://ojs34.rsdjournal.org/index.php/rsd/article/view/2503.