E Erkinaro. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » Circadian RhythmDelivery, ObstetricFemaleFinlandHumansPregnancySeasons
Year: 1972 PMID: 5076318 DOI: 10.1007/bf01924939
Source DB: PubMed Journal: Experientia ISSN: 0014-4754