John G Ryan. Show Affiliations »
Abstract
Mesh: See more » Evidence-Based MedicineHealth Services ResearchHumansNeeds AssessmentPrimary Health Care
Year: 2004 PMID: 15083861 PMCID: PMC1466650
Source DB: PubMed Journal: Ann Fam Med ISSN: 1544-1709 Impact factor: 5.166