1. Brain tumors in man and animals;Solleveld,1986
2. Occurrence of nervous-tissue tumors in cattle, horses, cats and dogs;Hayes,1975
3. Analysis of survival in a retrospective study of 86 dogs with brain tumors;Heidner,1991
4. Occurrence of tumors in domestic animals. Data from 12 United States and Canadian colleges of veterinary medicine;Priester,1971
5. Canine intracranial primary neoplasia;Snyder,2006