L E Ratzker. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » Health Promotion/economicsHealth Promotion/statistics & numerical dataOccupational Health Services/economicsOccupational Health Services/statistics & numerical dataSurveys and QuestionnairesUnited States
Year: 1984 PMID: 6444068
Source DB: PubMed Journal: Health Educ ISSN: 0097-0050