• Graves JA, Mishra P, Dittus RS, Parikh R, Perloff J, Buerhaus PI. Role of Geography and Nurse Practitioner Scope-of-Practice in Efforts to Expand Primary Care System Capacity: Health Reform and the Primary Care Workforce. Medical care. 2015 Nov 12. PMID: 26565526 [PubMed].

Abstract 

Little is known about the geographic distribution of the overall primary care workforce that includes both physician and nonphysician clinicians-particularly in areas with restrictive nurse practitioner scope-of-practice laws and where there are relatively large numbers of uninsured.