Vu Thi, Minh Thuc, Van Thieu Le, Quang Huy Huynh, and Minh Duc Nguyen. “KRAS Gene Mutation in Patients With Primary Colorectal Cancer”. Acta Medica 50, no. 1 (March 30, 2019): 20-25. Accessed April 25, 2019. https://actamedica.org/index.php/actamedica/article/view/337.