M. Bogopolsky, Pavel, Nikolay N. Krylov, Dmitry A. Balalykin, Oleg V. Babkin, and Denis O. Babkin. “On the History of Surgical Treatment of Peptic Ulcer Disease”. History of Medicine 2, no. 3 (June 30, 2015). Accessed November 24, 2024. https://historymedjournal.com/HOM/index.php/medicine/article/view/91.