American College of Preventive Medicine
www.acpm.org
Good site to learn about environmental health issues and earn CME Credits

American Medical Assn.
www.ama-assn.org
The AMA Link

Federation of State Medical Boards
www.fsmb.org
All State Licensing Agencies

Journal of the American Medical Assn.
www.jama.ama-assn.org
JAMA, The AMA Journal