B Keeble, A Keeble. Show Affiliations »
Abstract
Mesh: See more » Age FactorsConsumer BehaviorHumansState MedicineSurveys and QuestionnairesTime FactorsUnited Kingdom
Year: 1989 PMID: 2556538 PMCID: PMC1711903
Source DB: PubMed Journal: J R Coll Gen Pract ISSN: 0035-8797