1. Techniques of Veterinary Radiography,1993
2. The urinary bladder;Park,1998
3. Radiology of the urinary bladder and urethra;Park,1981
4. Cystography;Mahaffey;Vet Radiol,1989
5. The effect of patient positioning on mural filling defects during double contrast cystography;Scrivani;Vet Radiol Ultrasound,1997