1. Canine hepatic encephalopathy;Barrett,1977
2. Greyscale ultrasound;Bartrum,1977
3. Surgical manipulation of intrahepatic portocaval shunts in dogs;Breznock;J. Am. Vet. Med. Assoc,1983
4. Diagnostic real time ultrasonography of the liver of the dog and cat;Cartee;J. Am. Anim. Hosp. Assoc.,1981
5. Ultrasonography—A new diagnostic technique for veterinary medicine;Cartee;Vet. Med. Small Anim. Clin.,1980