Zea-Vera, Alonso, Carola Liendo-Caro, Lucía Luna-Carrillo, Yolanda Prevost-Ruiz, Ana Castañeda-Guarderas, and Germán Málaga. 2014. “Knowledge of Epidemiological Risk Indicators Used in Clinical Trials Among Medical Students in Advanced Years and Medical Residents”. Revista Peruana De Medicina Experimental Y Salud Pública 29 (2). https://doi.org/10.17843/rpmesp.2012.292.344.