title: Medical acts performed by physician extenders: problems, pitfalls and prognosis.
mesh_terms: D008507:Medically Underserved Area; D009657:North Carolina; D009722:Nurse Practitioners / Q000193:education*; D010823:Physician Assistants / Q000193:education*; D011320:Primary Health Care; D012423:Rural Health; D000078329:Workforce