[1]PetMD Editorial.Choking and the Heimlich Maneuver in Cats[EB/OL].petmd.com,Update:Dec 23,2010
[2]Vets-now Editorial.My cat or kitten is choking and gagging,what should I do about it?[EB/OL].vets-now.com,Update:October 22,2021
[3]O'Brien.C.What to Do if Your Cat is Choking [EB/OL].hillspet.com,Update:May 6,2019
[4]PetMD Editorial.CPR for Cats and Kittens[EB/OL].petmd.com,Update:Jan 24,2020