P Williams, B Johnson, M Vessey. Show Affiliations »
Abstract
Entities: Disease Species
Mesh: See more » Abortion, Septic/etiologyAdultContraceptive Agents/adverse effectsContraceptive Devices/adverse effectsFemaleFollow-Up StudiesHumansIntrauterine Devices/adverse effectsPregnancyProspective Studies
Substances: See more » Contraceptive Agents
Year: 1975 PMID: 1238140 PMCID: PMC1675073 DOI: 10.1136/bmj.4.5991.263-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447