E R Langford, E G Thompson, S C Tripp. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » AdultAttitude to HealthFemaleHealth Education/standardsHumansPregnancyPrenatal CareSmoking PreventionSocioeconomic Factors
Year: 1983 PMID: 6627186
Source DB: PubMed Journal: Can J Public Health ISSN: 0008-4263