The<unk>  <unk>  is a national organization of doctors of internal medicine (internists), physicians who specialize in the prevention, detection and treatment of illnesses in adults. With more than 119,000 members,<unk>  is the largest medical-specialty organization and second-largest physician group in the United States of<unk> <unk>  provides information and advocacy for its members as they practice internal medicine and related subspecialties.<unk>  members are also involved in medical education, research, and administration. Membership also includes medical students, residents, and fellows.
American College of Physicians
American Health Care Association
Minister for Health and Children 
Society of Critical Care Medicine
American College of Chest Physicians
American Cancer Society
Deontological ethics
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