The impact of GMENAC.
D004503:Education, Medical, Graduate; D006280:Health Workforce / Q000600:supply & distribution; D007396:Internship and Residency; D008511:Medicine; D010823:Physician Assistants / Q000706:statistics & numerical data; D010820:Physicians / Q000600:supply & distribution*; D013038:Specialization; D014481:United States; D014483:United States Dept. of Health and Human Services / Q000458:organization & administration*