1. Will the last physician in America please turn off the lights;Merrit,2004
2. Physician workforce policy guidelines for the U.S. for 2000–2020,2005
3. There's a shortage of specialists: is anyone listening?;Copper;Acad Med,2002
4. USA in 2050: population projected over five decades;USA Today,2004
5. The Simon Dack lecture. Cardiology: the past, the present, and the future;Braunwald;J Am Coll Cardiol,2003