Assertion: umbilical vein | /r/HasProperty | closed
Facets:
value: after the umbilical arteries
type: LOCATION
value: within a week of birth
type: TEMPORAL
value: completely
type: DEGREE
Source sentences:
text: In a healthy newborn infant, the umbilical vein has no physiologic role and is completely closed within a week of birth, usually after the umbilical arteries.