1. Diagnosis of Thymoma by Needle Biopsy;Sherman;Acta Cytol,1990
2. Clinical and Pathologic Features of Thymoma in 15 Dogs;Aronsohn;JAVMA,1984
3. Thymoma in the Dog: Two Case Reports and Review of 20 Additional Cases;Bellah;JAVMA,1983
4. Thymoma in 11 cats;Carpenter;JAVMA,1982