The employment, utilization, and earnings of physician extenders.
D006801:Humans; D007400:Interprofessional Relations; D008962:Models, Theoretical; D009722:Nurse Practitioners / Q000191:economics / Q000706:statistics & numerical data; D010823:Physician Assistants / Q000191:economics / Q000706:statistics & numerical data; D012456:Salaries and Fringe Benefits; D013647:Task Performance and Analysis; D014481:United States