1. The new era of medical imaging—progress and pitfalls;Iglehart;N Engl J Med,2006
2. National Ambulatory Medical Care Survey: 2006 summary;Cherry;Natl Health Stat Report,2008
3. Health insurers and medical-imaging policy—a work in progress;Iglehart;N Engl J Med,2009
4. MedPAC Recommendations on Imaging Services;Hackbarth,2006
5. Indications for and results of outpatient computed tomography and magnetic resonance imaging in Ontario: a population-based study;You;Can Assoc Radiol J,2008