Silva, Andréa R., Creso M. Lopes, and Pascoal T. Muniz. “Blitz of the Masculine and Feminine Preservative: Carry, Keepes and Use”. Brazilian Journal of Sexually Transmitted Diseases 14, no. 6 (October 30, 2002): 22–32. Accessed May 17, 2024. https://bjstd.org/revista/article/view/445.