Hanif, Asif Prevalence and risk factors of preterm birth in Pakistan. [electronic resource] - JPMA. The Journal of the Pakistan Medical Association Apr 2020 - 577-582 p. digital Publication Type: Journal Article ISSN: 0030-9982 Standard No.: 10.5455/JPMA.295022 doi Subjects--Topical Terms: AdultAsthma--diagnosisDemographyEffect Modifier, EpidemiologicFemaleFetal Distress--diagnosisHumansInfant, NewbornNeeds AssessmentPakistan--epidemiologyPlacenta Previa--epidemiologyPregnancyPregnancy Complications--diagnosisPregnancy Outcome--epidemiologyPremature Birth--epidemiologyPrevalenceRisk FactorsSocioeconomic FactorsThyroid Diseases--diagnosis