The clinical investigator as an endangered species.
D001291:Attitude of Health Personnel; D003479:Curriculum; D004470:Economics, Medical; D004501:Education, Medical; D005257:Fellowships and Scholarships; D005380:Financing, Government / Q000639:trends*; D006801:Humans; D009316:National Institutes of Health (U.S.); D012108:Research Personnel / Q000639:trends*; D014146:Training Support / Q000639:trends*; D014481:United States