1. Histological changes in human liver biopsies following extrahepatic biliary obstruction;Christoffersen;Acta Path. Microbiol. Scand.,1970
2. Preliminary studies on experimental hyperbilirubinemia and hepatic coma in the horse;Cornelius;Cornell Vet.,1965
3. Litiasis biliar en el caballo;Eckell;Vet. Bull.,1947
4. The excretion of phylloerythrin and bilirubin by the horse;Ford;Res. vet. Sci.,1974