Assertion: leech's blood | /r/Causes | trouble
Facets:
value: on the blood vessels
type: LOCATION
Source sentences:
text: There are many occasions in medicine, mostly in surgery and trauma care, when blood accumulates and causes trouble.
text: As a result, the blood has to flow from the feet upwards towards the chest against the gravity causing more strain on the blood vessels.
text: There are many occasions in medicine, mostly in surgery and trauma care, when blood accumulates and causes trouble.