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, no. 1 (January 29, 2014): 107-112. Accessed November 8, 2026. https://journals.psu.by/humanities/article/view/8358.