1. Department of Veterinary Clinical Sciences, The Queen Mother Hospital for Animals, Royal Veterinary CollegeLondon UniversityHawkshead Lane, HatfieldHertfordshireUK
2. Fitzpatrick ReferralsSurreyGU72QQUK
3. Langford Vets, Small Animal Referral HospitalUniversity of BristolLangfordBS40 5DUUK