00705naa#a2200205#i#4500001002200000003001700022005001700039011001400056100004100070102000700111200009300118210005100211215001000262608002700272675010000299700001700399700002400416700002000440856003900460EN\INFRA-M\bibl\34753/en/manage/index20241203000912.2##a2500-0489##a20191225b2019####ek#y0engy0150####ca##aRU1#aHealth-saving education as a factor of additional education of childreneJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2019##a5 с.##aJournal article2local##aОбщие вопросы математических и естественных наук. 50#1aShpetgV. V.#1aOvchinnikovgYu. D.#1aYakuninagV. A.4#atest.editorum.ruu/en/manage/index