Meant to share this when we did our timelines. This was cited as a pinnacle article for the NP profession. It demonstrates that NPs give just as effective care as physicians in a primary care setting when given equal authority and responsibility. Research from JAMA - Primary Care Outcomes in Patients Treated by Nurse Practitioners or Physicians - A Randomized Trial - ContextStudies have suggested that the quality of primary care delivered by nurse practitioners is equal to that of physicians.