The nurse practitioner question.
D002568:Certification; D003256:Community Participation; D004501:Education, Medical; D004506:Education, Nursing; D008008:Licensure, Nursing; D009722:Nurse Practitioners / Q000706:statistics & numerical data; D010820:Physicians / Q000706:statistics & numerical data; D011331:Private Practice; D012922:Social Change; D009626:Terminology as Topic; D014481:United States