Nolan T E, Schaffer L, Conti P A
Merck Sharp & Dohme Research Laboratory, West Point, PA.
J Med Primatol. 1988;17(1):63-5.
A firm, mobile, oblong mass was discovered as an incidental finding in the stomach of a chimpanzee (Pan troglodytes) during routine surgery. It was removed and determined to be a trichobezoar.