Brito, N.M.I. de, Andrade, S.S. da C., Silva, F.M.C. da, Fernandes, M.R.C.C., Brito, K.K.G. and Oliveira, S.H. dos S. 2016. Elderly, sexually transmitted infections and aids: knowledge and risk perception. ABCS Health Sciences. 41, 3 (Dec. 2016). DOI:https://doi.org/10.7322/abcshs.v41i3.902.