AATS on the Web
   Information about the American Association for Thoracic Surgery. Includes information on meetings, updates and members.
   http://aats.org/

American Board of Thoracic Surgery
   Provides information for prospective candidates for examination and outlines its rules and regulations.
   http://www.abts.org/

American Thoracic Society
   An international scientific society which focuses on respiratory and critical care medicine.
   http://www.thoracic.org/

Association of Physician Assistants in Cardiovascular Surgery
   Promotes the educational and professional interests of cardiothoracic and vascular Physician Assistants. Provides information on primary objectives, membership and programs.
   http://www.apacvs.org/

The Society of Thoracic Surgeons
   Provides information on members, committees, contact information, national database on open heart surgery, discussions and education links.
   http://www.sts.org/

The Southern Thoracic Surgical Association
   Provides information on meetings, committees, news, events and contact information. Membership limited to thoracic surgeons practicing in the southern regions of the United States.
   http://www.stsa.org/

The Thoracic Surgery Foundation for Research and Education
   Aims are to enhance the education and capabilities of the thoracic surgeons of tomorrow. Provides information on scholarships, awards, grants, donors, committees and contact information.
   http://www.tsfre.org/

Western Thoracic Surgical Association
   Provides information on members, annual meeting and news and events concerning cardiac and thoracic surgeons.
   http://www.westernthoracic.org/