H J Cox. Show Affiliations »
Abstract
Mesh: See more » Contraceptives, OralFemaleHumansPregnancyProgestins/administration & dosage
Substances: See more » Contraceptives, OralProgestins
Year: 1969 PMID: 5811660 PMCID: PMC1984199 DOI: 10.1136/bmj.3.5668.471-c
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447