Primary Care Nurse Practitioner Burnout and ED Use and Hospitalizations Among Chronically Ill Medicare Beneficiaries oleh Lusine Poghosyan PhD, Jianfang Liu PhD, Amelia Schlak PhD, RN, AAAS, Suzanne Courtwright PhD, Kathleen Flandrick Dr PH, Apiradee Nantsupawat PhD, Grant R. Martsolf PhD