title: Innovative models for professional nursing practice.
mesh_terms: D003284:Contract Services; D003365:Costs and Cost Analysis; D006801:Humans; D008396:Maryland; D008962:Models, Theoretical; D009722:Nurse Practitioners; D009738:Nursing Service, Hospital / Q000458:organization & administration*; D009741:Nursing Staff, Hospital / Q000191:economics / Q000458:organization & administration; D009871:Operating Room Nursing / Q000191:economics / Q000458:organization & administration