title: A proventricular adenoma in a Brazilian teal (Amazonetta brasiliensis).
mesh_terms: D000236:Adenoma / Q000473:pathology / Q000662:veterinary*; D000818:Animals; D001715:Bird Diseases / Q000473:pathology*; D001717:Birds; D005260:Female; D011531:Proventriculus / Q000473:pathology*