Arias, Yazmín Rocío, Edward Fabían Carrillo, and Fabio Ancizar Aristizabal. 2010. “Human Papillomavirus (HPV) Detected in Restored Plasma DNA from Women Diagnosed With Pre-Invasive Lesions and Invasive Cervical Cancer”. Colombia Medica 41 (2):148-54. https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/696.