W C Leung. Show Affiliations »
Abstract
Mesh: See more » AdolescentCase-Control StudiesContraceptionEnglandFamily Practice/statistics & numerical dataFemaleHumansPatient Acceptance of Health Care/statistics & numerical dataPregnancyPregnancy in Adolescence/prevention & controlSelection Bias
Year: 2001 PMID: 11273243 PMCID: PMC1119590
Source DB: PubMed Journal: BMJ ISSN: 0959-8138