Miller, M A Clinical challenge. Metallic foreign body in the region of the proventriculus. [electronic resource] - Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians Dec 2000 - 578-80 p. digital Publication Type: Case Reports; Journal Article ISSN: 1042-7260 Standard No.: 10.1638/1042-7260(2000)031[0578:CC]2.0.CO;2 doi Subjects--Topical Terms: AnimalsBird Diseases--diagnosisBirdsFemaleForeign BodiesProventriculus--pathologyRadiography