M F Hall. Show Affiliations »
Abstract
Mesh： See more » AdolescentAdultAge FactorsAgedBirth RateContinental Population GroupsContraceptives, OralFamily Planning ServicesFemaleHospitalsHumansIllegitimacyIntrauterine DevicesMarylandMiddle AgedPregnancyTime Factors
Substances： See more » Contraceptives, Oral
Year: 1969 PMID： 5389187 PMCID： PMC1226773 DOI： 10.2105/ajph.59.11.2081
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN： 0002-9572