Adult Polycystic Kidney Disease - National Center for Biotechnology Information a division of the National Library of Medicine at the National Institutes of Health gives a description of this disease.
Cecilia Maida's Page - Working to increase public awareness of polysystic kidney disease. Contact information and related links.
EuroPKDfriends - Features a support group for people with polycystic kidney disease. Based in Europe but everybody is welcome.