Affiliation: | 1. Section of Emergency and Critical Care, Angell Animal Medical Center, , Boston, MA, 02130;2. Pet Poison Helpline, , Bloomington, MN, 55425;3. College of Veterinary Medicine, University of Minnesota, , Saint Paul, MN, 55108;4. School of Veterinary Medicine, University of Pennsylvania, , Philadelphia, PA, 19104 |