Medical treatment of Meniere's disease compared to early sac surgery.
D001299:Audiometry; D004322:Drainage; D007758:Ear, Inner / Q000601:surgery*; D004584:Electronystagmography; D004712:Endolymphatic Sac / Q000601:surgery*; D006801:Humans; D008575:Meniere Disease / Q000628:therapy*