R A Wright, B H Allen. Show Affiliations »
Abstract
Mesh: See more » AdvertisingEconomic CompetitionEconomics, MedicalMarketing of Health ServicesUnited States
Year: 1983 PMID: 6854885 DOI: 10.1001/jama.250.1.47
Source DB: PubMed Journal: JAMA ISSN: 0098-7484 Impact factor: 56.272