title: The growing use of physician extenders: a concept whose time has come.
authors.forename: M G
authors.initials: MG
authors.lastname: Lorini
mesh_terms: D006301:Health Services Needs and Demand; D009719:Nurse Anesthetists; D009720:Nurse Clinicians; D009721:Nurse Midwives; D009722:Nurse Practitioners; D010823:Physician Assistants / Q000145:classification / Q000592:standards / Q000706:statistics & numerical data*; D011320:Primary Health Care / Q000191:economics / Q000458:organization & administration; D014481:United States; D000078329:Workforce