Assertion: abscess's cause | /r/HasProperty | 1a blow
Facets:
value: to a tooth
type: TRANSITIVE-OBJECT
Source sentences:
text: Other causes for a tooth to become necrotic and abscess are (1) a blow to a tooth, (2) dental treatment such as a crown or a filling that gets too close to the pulp chamber, or (3) trauma to a tooth from grinding or clenching.