Gräf, Débora Dalmas, Marilia Arndt Mesenburg, and Anaclaudia Gastal Fassa. “Risky Sexual Behavior and Associated Factors in Undergraduate Students in a City in Southern Brazil”. Revista de Saúde Pública 54 (April 24, 2020): 41. Accessed April 30, 2024. https://www.revistas.usp.br/rsp/article/view/169080.