References/Notes/Attributions:
Source
Physicians–American Medical Association, Chicago, IL, Physician Characteristics and Distribution in the U.S., annual (copyright), accessed May 17, 2006. Community hospitals–Health Forum LLC, an American Hospital Association (AHA) Company, Chicago, IL, Hospital Statistics, and unpublished data (copyright), e-mail accessed May 4, 2006 (related Internet site http://www.healthforum.com).
Other web sources:
http://www.ama-assn.org/ http://www.healthforum.com/healthforum/html/data_statistics/data_statistics.html http://www.cms.hhs.gov http://www.ssa.gov