Assertion: right umbilical vein | /r/CapableOf | disappear by 7th week
Facets:
Source sentences:
text: In the normal situation, the right umbilical vein begins to obliterate in the ~4th week of gestation and disappears by the 7th week.
text: In the normal situation, the right umbilical vein begins to obliterate in the ~4th week of gestation and disappears by the 7th week.