Chac, Le Dinh, La Thi Huyen, and Le Quang Huan. “Cloning and Sequencing of Gene Coding Antigen of Lung Cancer, Cyfra 21-1”. Academia Journal of Biology 30, no. 3 (November 13, 2014): 165–168. Accessed January 2, 2026. https://vjs.ac.vn/vjbio/article/view/5439.