00596naa#a2200193#i#4500001002100000003001700021005001700038011001400055100004100069101000800110102000700118200010500125210005100230215001000281608002700291700002300318700002200341856003900363EN\INFRA-M\bibl\2152/en/manage/index20240925022413.3##a2075-4094##a20141105b2014####ek#y0engy0150####ca0#aRUS##aRU1#aA survey of pre-school children who are often ill and the ways of their improvementeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2014##a4 с.##aJournal article2local#1aVorontsovagZoya  #1aKosobutskayagS. 4#atest.editorum.ruu/en/manage/index