International Joseph Disease Foundation Offers education, medical referrals, up-dates, and support to all individuals interested in Machado-Joseph Disease. http://www.ijdf.net

MJD Fact Sheet In depth look at machado-joseph disease with some resources for further reading. http://glawen.freeyellow.com/joseph3.htm

Machado-Joseph Disease Fact Sheet Developed by the National Institute of Neurological Disorders and Stroke (NINDS). http://www.ninds.nih.gov/health_and_medical/pubs/machado-joseph.htm

Machado Joseph Disease Origins of the disease and the Jewish connection. Symptoms, diagnosis, ongoing research information, and resources. http://www.mazornet.com/genetics/machado.asp

VhiHealth-e A definition of Pseudoxanthoma elasticum followed by a description, causes and symptoms, diagnosis, treatment options, prognosis and prevention. http://www2.vhi.ie/topic/topic100587360