For more information, please see the following:

Muscular Dystrophy Association - USA
National Office
161 N. Clark, Suite 3550
Chicago, IL 60601
Toll free: 800.572.1717

Myositis Association
1940 Duke Street, Suite 200
Alexandria, VA 22314
Toll free: 800.821.7356

American Autoimmune Related Diseases Association, Inc.
22100 Gratiot Avenue
Eastpointe, MI 48021
Tel: 586.776.3900

Last reviewed by a Cleveland Clinic medical professional on 04/02/2019.


  • Ropper AH, Samuels MA, Klein JP. Chapter 48. Diseases of Muscle. In: Ropper AH, Samuels MA, Klein JP. eds. Adams & Victor's Principles of Neurology, 10e. New York, NY: McGraw-Hill; 2014.
  • Dalakas MC. Chapter 388. Polymyositis, Dermatomyositis, and Inclusion Body Myositis. In: Longo DL, Fauci AS, Kasper DL, Hauser SL, Jameson J, Loscalzo J. eds. Harrison's Principles of Internal Medicine, 18e. New York, NY: McGraw-Hill; 2012.
  • World Gastroenterology Organisation Practice Guidelines. Dysphagia. Accessed 4/3/2019.
  • Genetic and Rare Diseases Information Center. Inclusion body myositis. Accessed 4/3/2019.

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