title: Facial hematoma.
authors.forename: M L
authors.initials: ML
authors.lastname: O'Brien
mesh_terms: D005145:Face; D006406:Hematoma / Q000209:etiology*; D006801:Humans; D012388:Root Canal Irrigants / Q000009:adverse effects*; D018915:Root Canal Preparation / Q000009:adverse effects; D012973:Sodium Hypochlorite / Q000009:adverse effects*
chemical_list: D012388:Root Canal Irrigants; D012973:Sodium Hypochlorite