Duodenal hyperplasia in a guinea pig.
D000818:Animals; D004378:Duodenal Diseases / Q000473:pathology / Q000662:veterinary*; D004386:Duodenum / Q000473:pathology*; D005260:Female; D006168:Guinea Pigs; D006965:Hyperplasia; D012376:Rodent Diseases / Q000473:pathology*