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Abstract
Mesh: See more » AnimalsFemaleFetus/physiologyHumansMaternal-Fetal ExchangePlacenta/metabolismPregnancyRespiration/physiologySheep
Year: 1966 PMID: 5949298 PMCID: PMC1900954
Source DB: PubMed Journal: Proc R Soc Med ISSN: 0035-9157