D. BATOEV, Sergey. Smallpox vaccination in the Transbaikal region from the 18th century to the beginning of the 20th century). History of Medicine, [S. l.], v. 3, n. 2, 2016. Disponível em: https://historymedjournal.com/HOM/index.php/medicine/article/view/140.. Acesso em: 23 nov. 2024.