American Board of Internal Medicine - Establishes certification requirements and sets standards for internal medicine. Doctors For Adults - Information about internal medicine physicians. American Society of Internal Medicine - Largest medical specialty society in the US. Society of General Internal Medicine - Seeking to improve patient care, education, and research in primary care and general internal medicine. Southern Medical Association - An association for physicians and health professionals, recognized for advocacy on key practice issues and promoting the health of patients through advocacy, leadership, education, and service. American Board of Medical Specialties - Umbrella organization for the 24 approved medical specialty boards in the United States. Internal Medicine on the Web - Various online associations devoted to the improvement of medical education in the US, Canada, and Puerto Rico.