Toro, Doris H., et al. “Increased Prevalence of Advanced Histologic Features in Small and Diminutive Polyps in Patients Undergoing Surveillance and Diagnostic Colonoscopy”. Puerto Rico Health Sciences Journal, vol. 42, no. 2, June 2023, pp. 139-45, https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/2721.