Assertion: tinnitus | /r/CreatedBy | head or neck injury
Facets:
value: in very few cases
type: OTHER
Source sentences:
text: In a clinical study of 2,400 tinnitus patients at the Oregon Health Science University, more than 12% reported that their tinnitus had been caused by head or neck injury.
text: In very few cases, tinnitus is caused by physical dysfunction in the temporomandibular joint, obstructions in the ear canal, or head and neck injuries.