Assertion: patent umbilical vein | /r/CapableOf | prevent gastroesophageal varices
Facets:
Source sentences:
text: It is concluded that a large patent umbilical vein does not effectively relieve portal hypertension, prevent gastroesophageal varices, or protect against variceal bleeding or ascites.
text: It is concluded that a large patent umbilical vein does not effectively relieve portal hypertension, prevent gastroesophageal varices, or protect against variceal bleeding or ascites.