S Black, K Watts. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » AdultBlood Group AntigensContraceptive DevicesContraceptives, Oral/adverse effectsFamily PracticeFemaleHumansMortalitySmoking
Substances: See more » Blood Group AntigensContraceptives, Oral
Year: 1972 PMID: 5034886 PMCID: PMC2156542
Source DB: PubMed Journal: J R Coll Gen Pract ISSN: 0035-8797