1. The school lunch test;Belkin,2006
2. AHA. Heart and Stroke Facts: A Statistical Update. 2006.
3. Miller M. MEDPAC Report to Congress. 2007.
4. ACCF proposed method for evaluating the appropriateness of cardiovascular imaging;Patel;J Am Coll Cardiol,2005
5. Koenig L, Dobson A, Book R, et al. The Lewin Group: issues in the growth of diagnostic imaging services. A case study of cardiac imaging, prepared for the American College of Cardiology: The Lewin Group; 2005.