Feline Infectious Peritonitis - Comprehensive fact sheet about FIP from Cornell Feline Health Center. - http://www.vet.cornell.edu/fhc/brochures/fip.html
Hope For FIP - Detailed information on the disease, symtoms, causes, treatment. Scientific essays on FIP are available. - http://www.hopeforfip.org
Susie's Diary - Diary of a cat with FIP. Treatments, and responses discussed. - http://www.happywebworld.co.uk/kitties/index.html
Dr Addie's Feline Infectious Peritonitis and Coronavirus Site - Accurate and up to date information on FCoV, the cause of FIP, from Dr Diane Addie, lecturer and researcher in this field based at Glasgow University, UK. - http://www.dr-addie.com/
rec.pets.cats Feline Infectious Peritonitis FAQ - Provides answers to frequently asked questions about this disease and about management of FIP in a multi-cat and cattery environment. - http://www.cs.ruu.nl/wais/html/na-dir/cats-faq/FIP.html
Feline Education Information - Three articles that include general information about FIP, warnings about the vaccine and DNA based detection of the virus. - http://www.siamesecats.org/Education/Education.html