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Abstract
Mesh: See more » British ColumbiaFemaleHospitals, RuralHumansObstetrics/standardsOntarioPregnancyPregnancy Outcome
Year: 1991 PMID: 1959099 PMCID: PMC1336018
Source DB: PubMed Journal: CMAJ ISSN: 0820-3946 Impact factor: 8.262