Jaqueline Nogueira Costa, Fernanda Moura Borges, Ana Klisse Silva Araújo, Laura Maria Feitosa Formiga, Édina Araújo Rodrigues Oliveira, Eveline Fontes Costa Lima 2020. Transmission and prevention of HIV / AIDS: what is the knowledge of the elderly about the subject?. Rev Enferm UFPI. 9, 1 (Nov. 2020).