KALINOUSKAYA М. PREPARATION OF MEDICAL STAFF IN THE FIELD OF MOTHERHOOD AND CHILDHOOD PROTECTION IN BSSR (THE 1920–THE 1930s): STATE, PROBLEMS. Vestnik of Polotsk State University. Part A. Humanities, [S. l.], n. 1, p. 107-112, 2014. Disponível em: https://journals.psu.by/humanities/article/view/8358. Acesso em: 8 nov. 2026.