Assertion: gallstone | /r/HasProperty | major cause of morbidity
Facets:
value: worldwide
type: LOCATION
Source sentences:
text: Gallstones are a major cause of morbidity worldwide, and cholecystectomy is the most commonly performed abdominal surgery in medicine.
text: Gallstones are a major source of abdominal pain and can be easily avoided naturally by making the right dietary choices.