Feline Vaccines: Benefits and Risks
- A site from the Cornell Feline Health Center discussing the risks of vaccine-associated sarcoma and vaccine practices.
- http://www.vet.cornell.edu/fhc/brochures/vaccsarc.html

VAS Awareness
- Organization providing information on vaccine associated sarcoma. Disease information, handouts, links to additional information, profiles of the VAS cats they've cared for.
- http://www.vas-awareness.org/

Cat Vaccines
- Guide to common vaccines, information on vaccine associated sarcoma.
- http://www.catvaccines.com

Bordetella Bronchiseptica
- Description of the disease and its causes. Intranasal vaccination as a means to combat upper respiratory infections. Information for clients, breeders, and veterinarians about the vaccine.
- http://www.nobivacbb.com

Vaccine Associated Feline Sarcoma Task Force
- Comprehensive information on feline vaccines with benefits and risks, such as the increased incidence of soft tissue sarcomas occurring at vaccine sites.
- http://www.avma.org/vafstf/