M Pollock. Show Affiliations »
Abstract
Entities: Chemical
Mesh: See more » FemaleHumansIntrauterine Devices, CopperPregnancyTime Factors
Year: 1979 PMID: 466122 PMCID: PMC1599691 DOI: 10.1136/bmj.1.6177.1564
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447