Silvestri, Antonette Observation medicine: the expanded role of the nurse practitioner in a pediatric emergency department extended care unit. [electronic resource] - Pediatric emergency care Mar 2005 - 199-202 p. digital Publication Type: Journal Article ISSN: 1535-1815 Subjects--Topical Terms: ChildEmergency Service, HospitalHospitals, PediatricHumansNurse PractitionersNurse's RolePediatricsSkilled Nursing Facilities