Assertion: ulcer | /r/HasProperty | slow to heal
Facets:
Source sentences:
text: Ulcers are sores that are slow to heal or keep returning.
text: An ulcer is a painful sore that is slow to heal and sometimes recurs.
text: People who experience recurrent outbreaks of ulcers or ulcers that are slow to heal, especially painful or accompanied by other symptoms should see a doctor as soon as possible.