00574naa#a2200193#i#450# EN\INFRA-M\bibl\5537 /en/manage/index 20250315110638.6 2075-4094 20150706b2015####ek#y0engy0150####ca RUS RU The structure and incidence of preterm birth in nulliparous women Journal article Moscow INFRA-M Academic Publishing LLC. 2015 0 с. Journal article local Kuzibaeva R. Khadartseva K. test.editorum.ru /en/manage/index