THE EVOLUTION OF MEDICAL AND SANITARY CONTROL IN EDUCATIONAL INSTITUTIONS OF ST. PETERSBURG IN THE EARLY 20TH CENTURY . The New Historical Bulletin, [S. l.], n. 2 (88), p. 136–156, 2026. Disponível em: https://nivestnik.su/index.php/journal/article/view/396. Acesso em: 15 jul. 2026.