Bordetella in Cats
- Veterinary information about Feline Bordetellosis and Bordetella bronchiseptica upper tract respiratory infections in cats. Site is in English, French, German, and Spanish.
- http://www.felinebb.info/

Yahoo Groups - Feline Asthma and Respiratory Diseases
- Discussion group at Yahoo for owners of cats with these conditions.
- http://groups.yahoo.com/group/felineasthma/

Feline Upper Respiratory Tract Disease - Cat Flu
- Description of the primary causes of the condition, symptoms to look for, diagnosis, treatment, how infection occurs, prevention and control measures.
- http://www.fabcats.org/catflu1.html

Feline Upper Respiratory
- Description of what cats are at risk from these conditions, the course of infection, treatment and vaccinations.
- http://www.marvistavet.com/html/feline_upper_respiratory.html