Rethinking aspects of the training system.
D001695:Biology / Q000191:economics / Q000193:education; D002017:Budgets; D002321:Career Choice; D004500:Education, Graduate / Q000191:economics*; D007750:Labor Unions; D009316:National Institutes of Health (U.S.); D012106:Research / Q000191:economics / Q000193:education*; D012108:Research Personnel / Q000191:economics*; D012456:Salaries and Fringe Benefits / Q000191:economics*; D014481:United States; D014495:Universities / Q000191:economics