Medical education and the new physician.
D003695:Delivery of Health Care; D004501:Education, Medical; D006281:Health Occupations; D006801:Humans; D008511:Medicine; D009722:Nurse Practitioners / Q000706:statistics & numerical data; D010820:Physicians / Q000706:statistics & numerical data / Q000600:supply & distribution; D013038:Specialization; D014481:United States