Journal of Health Economics · 2013 · 163 citations · 44 references
Medical EthicsHealth PolicyHealth EconomicsPhysician AltruismAltruismPublic HealthHealthcare ValueHealth Services ResearchSocial Medicine
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John G. Cragg, Paul Zarembka · Canadian Journal of Economics/Revue canadienne d économique · 1975 · 8.4K citations
Analysis of Covariance with Qualitative Data
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