Castle PE, Pierz AJ, Adcock R, Aslam S, Basu PS, Belinson JL, Cuzick J, El-Zein M, Ferreccio C, Firnhaber C, Franco EL, Gravitt PE, Isidean SD, Lin J, Mahmud SM, Monsonego J, Muwonge R, Ratnam S, Safaeian M, Schiffman M, Smith JS, Swarts A, Wright TC, Van De Wyngard V, Xi LF. A Pooled Analysis to Compare the Clinical Characteristics of Human Papillomavirus-positive and -Negative Cervical Precancers. Cancer Prev Res (Phila). 2020 10; 13(10):829-840.