Carmona-Lorduy, Martha, Ivan Porto-Puerta, Hector Lanfranchi, Wanda Medina-Carmona, Laura Werner, and Stella Maturana. 2018. “Oral Manifestations of Sexually Transmitted Diseases Identified in Three Stomatology Services in South America”. Universidad Y Salud 20 (1). San Juan de Pasto, CO:82-88. https://doi.org/10.22267/rus.182001.112.