• American Foundation for Urologic Disease

• Anaphylaxis Foundation and Anaphylaxis Network of Canada offers product alerts and registry for product recalls and research and advocacy data.

• Beryllium Support Group information about chronic beryllium disease (CBD).

• Canadian Bacterial Diseases Network

• Canadian Organization for Rare Disorders committed to the enhancement of the lives of all persons affected by rare disorders.

• Children Afflicted with Lymphatic Malformations - CALM organization of parents and children afflicted with lymphatic malformations. Offers information, support, medical references, and encourages research to improve treatment.

• Coeliac Society U.K. society offers information and advice on coeliac disease.

• Dystonia Medical Research Foundation works to increase an understanding of dystonia through research, awareness, and support.

• Family Caregiver Alliance info, education and services for families and professionals who care for adults with cognitive disorders, including Alzheimer's, stroke, Parkinson's, brain injury, brain tumors, Huntington's, and other brain impairments.

• Friends' Health Connection connects people who are currently experiencing or who have overcome the same disease, illness, handicap or injury in order to communicate for mutual support.

• Global Fund to Fight AIDS, Tuberculosis, and Malaria works to mitigate the impact caused by HIV/AIDS, tuberculosis, and malaria in countries of need.

• Histiocytosis Association of America Virtual Offices online support for patients with histiocytosis their family and friends.

• Hughes Syndrome Foundation offers details of antiphospholipid syndrome and its treatment, research, and the foundation.

• International Adhesions Society

• International Immunocompromised Host Society Offering a multidisciplinary forum for scientific and clinical interchange to improve management of Immunocompromised Patients.

• International Pelvic Pain Society

• International Society for the Study of Cough Promotes research in cough and encourages the exchange of ideas and information.

• Irritable Bowel Syndrome (IBS) Self Help Group including a bulletin board, library, and web ring.

• Klippel-Trenaunay Support Group provides information about the group and about syndrome, and to provide families, adults with K-T, and professionals with links.

• Langer-Giedion Syndrome Association international support organization for people and families living with Langer-Giedion Syndrome and related disorders.