F ROBERTS. Show Affiliations »
Abstract
Keywords: ECONOMICS, MEDICAL
Mesh: See more » Economics, MedicalMedicine
Year: 1948 PMID: 18904094 PMCID: PMC2089823 DOI: 10.1136/bmj.1.4549.485
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447