Gregory D. Roberts

Ultrasonographic features of canine gastrointestinal pythiosis.

S. Newell, G. Roberts, J. Graham, 2000, Veterinary radiology & ultrasound : the official journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association.

Assessment of barium impregnated polyethylene spheres (BIPS) as a measure of solid-phase gastric emptying in normal dogs--comparison to scintigraphy.

S. Newell, G. Roberts, J. Graham, 1999, Veterinary radiology & ultrasound : the official journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association.