00636naa#a2200181#i#450# EN\\bibl\72036 20240520004149.1 2307-9401 20231213b2023####ek#y0engy0150####ca RU INFORMATION TECHNOLOGIES FOR MONITORING PHYSICAL ACTIVITY IN THE SUBJECTS OF THE RUSSIAN FEDERATION Journal article Rostov-on-Don LLC "Perspektiva" 2023 4 с. Journal article local Демография. Социология. Статистика. 31 Vishnitsky Daniil Dmitrievich Detistova Irina Anatolyevna w-science.com