- FDA - Heartworm Prevention in Your Pet
- American Animal Hospital Association
- AAVP (American Association of Veterinary Parasitologists)
- American Veterinary Medical Association (AVMA) Animal health page
- Companion Animal Parasite Council
- Feline Heartworm Disease - Cats get heartworms too! .
Did you know that humans can be infected with heartworms? Thank goodness it's rare! https://t.co/yhSMLcgFCB