Zollinger-Ellison syndrome cancer or benign tumor, non-human animal digestive system disorder, non-human animal endocrine system disorder, non-human animal syndromic disease, non-human animal Zollinger-Ellison syndrome, non-human animal https://github.com/monarch-initiative/mondo/issues/5726 VeNom:2101 MONDO:1013241 Zollinger-Ellison syndrome that occurs in non-human animals.