| Ankylosing Spondylitis: Fact sheet from American College of Rheumatology. |
| Ankylosing Spondylitis International Federation: World-wide roof organization, lists addresses and additional data of self-help societies of patients suffering from this or related diseases in 30 countries. |
| Ankylosing Spondylitis Research Studies: Provides information on the latest research studies being performed by the National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS). Information is provided for how patients can become involved with the studies. |
| Arthritis MD: Ankylosing Spondylitis: Offers information about the disease, diagnosic criteria, and treatment options. |
| AS Support Group: Offers communication, medical and support centers for those with the disease. |
| eMedicine: Ankylosing Spondylitis: A comprehensive review, including the epidemiology, causes, diagnosis, and treatment. |
| eMedicine: Ankylosing Spondylitis and Undifferentiated Spondyloarthropathy: Full text article compares these diseases. |
| Health Factsheet from BUPA: Explains the causes, symptoms and treatment of the condition.. |
| MayoClinic.com - Ankylosing Spondylitis: Offers an overview of the disease, along with links that lead to more information. |
| MedicineNet: Ankylosing Spondylitis: Information, including causes, symptoms, diagnosis, treatment options and areas of research. |
| My Back Pages Regarding Ankylosing Spondylitis: Personal pages of Chris Gates telling of his experience with the condition. |
| National Ankylosing Spondylitis Society: Comprehensive resource for sufferers. Information about the disease, with practical advice on daily living and a must-do daily exercise schedule. United Kingdom. |
| Spine University: Ankylosing Spondylitis: A comprehensive guide targeted towards patients who suffer from the disease. |
| Spondylitis Association of America: Supports education, research and treatment for ankylosing spondylitis and related diseases. Description of the disease, personal stories, online forum, and other resources for patients and physicians. |
| Washington University: Description of ankylosing spondylitis, and ideas for reducing symptoms. |
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