The nurse practitioner 17 years later: present and emerging issues.
D006291:Health Policy; D007349:Insurance, Health, Reimbursement; D009722:Nurse Practitioners / Q000331:legislation & jurisprudence / Q000706:statistics & numerical data / Q000639:trends*; D010823:Physician Assistants / Q000706:statistics & numerical data; D011320:Primary Health Care; D011364:Professional Practice / Q000331:legislation & jurisprudence / Q000592:standards; D012380:Role; D014481:United States