Assertion: obstruction's cause | /r/HasProperty | demonstrated
Facets:
Source sentences:
text: However, when the obstructed bowel segments are dilated and filled with fluid, not only can the level of obstruction be recognized but the cause of the obstruction can also be demonstrated by using the fluid-filled bowel as a sonic window (,3,,10).
text: The causes of bowel obstruction can be demonstrated (Ko et al.).