Vitamin A in treatment of tinnitus and chronic progressive deafness: results of an investigation.
D006311:Hearing Disorders / Q000628:therapy*; D034381:Hearing Loss; D014012:Tinnitus / Q000628:therapy*; D014801:Vitamin A / Q000627:therapeutic use*
D014801:Vitamin A
HEARING DISORDERS/therapy; TINNITUS/therapy; VITAMIN A/therapeutic use