Manerova, O.A., D.M. Drygin, and P.K. Davydov. “Topical Issues Concerning Medical Training: Devoted the 140th Anniversary of the Birth N.A. Semashko”. History of Medicine 1, no. 3 (June 30, 2014). Accessed February 6, 2026. https://www.historymedjournal.com/index.php/medicine/article/view/28.