Jaramillo, Sergio, Laura Nataly Higuita, Juan José Castro, Gloria Eugenia Barco, and Jorge Hernando Donado. “Sensitivity of Treponemal Tests in Blood Donors at Hospital Pablo Tobon Uribe 2012-2014”. Medicina UPB 37, no. 2 (December 15, 2018): 125–130. Accessed August 18, 2026. https://revistas.upb.edu.co/index.php/medicina/article/view/851.