D Mechanic. Show Affiliations »
Abstract
Mesh: See more » AdultDiagnosis/statistics & numerical dataEnglandFamily PracticeHumansMiddle AgedOrientationProfessional PracticeSampling StudiesWales
Year: 1970 PMID: 5417718 DOI: 10.1097/00005650-197001000-00003
Source DB: PubMed Journal: Med Care ISSN: 0025-7079 Impact factor: 2.983