Panigrahy B, Harmon B G, Grumbles L C
Avian Dis. 1984 Apr-Jun;28(2):536-41.
Two aviaries were diagnosed as harboring an infectious and fatal disease of canaries (Serinus canarius) characterized by acute hepatocellular necrosis and associated with megaloschizonts of a protozoan parasite and extravasation of blood into the thoracoabdominal cavity.