N. KRYLOV, Nikolay. From the history of epidemiology of peptic ulcer disease in the 20th century: social factors and the prevalence. History of Medicine, [S. l.], v. 4, n. 1, 2017. Disponível em: https://historymedjournal.com/HOM/index.php/medicine/article/view/157.. Acesso em: 22 dec. 2024.