A. BELOVA, Olga; P. SHCHETININA, Natalya. The formation of the elements of school health supervision in the Ryazan province in the period from 1864 to 1890. History of Medicine, [S. l.], v. 6, n. 1, 2019. Disponível em: http://www.historymedjournal.com/index.php/medicine/article/view/234.. Acesso em: 16 sep. 2025.