A. SAYFULLIN, Muhammad; M. FATEEVA, Evgenia. Epidemiological risks in international travel in the 19th century. History of Medicine, [S. l.], v. 7, n. 1, 2021. Disponível em: https://historymedjournal.com/index.php/medicine/article/view/274.. Acesso em: 3 oct. 2025.