title: The Robert Wood Johnson Foundation.
authors.affiliation: Robert Wood Johnson Foundation, Princeton, New Jersey.
authors.forename: L E
authors.initials: LE
authors.lastname: Cluff
mesh_terms: D004503:Education, Medical, Graduate / Q000191:economics*; D005180:Faculty, Medical; D005257:Fellowships and Scholarships; D005582:Foundations; D006302:Health Services Research / Q000191:economics; D006801:Humans; D014146:Training Support; D014481:United States