Doctor-doctor: growing demand for M.D.-Ph.D.s.
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Culotta
D002321:Career Choice; D015510:Clinical Medicine / Q000193:education; D004500:Education, Graduate; D004501:Education, Medical; D004503:Education, Medical, Graduate; D004651:Employment; D009316:National Institutes of Health (U.S.); D012106:Research; D012456:Salaries and Fringe Benefits; D014481:United States