title: Presidential remarks--towards a redefinition of clinical research.
authors: Leonard Davis Institute of Health Economics, Philadelphia, PA 19104.
authors: J S
authors: JS
authors: Schwartz
mesh_terms: D009316:National Institutes of Health (U.S.) / Q000191:economics; D012106:Research / Q000639:trends; D012109:Research Support as Topic / Q000191:economics; D012958:Societies, Scientific; D014481:United States