Symptom ⇒ Tinnitus {40000626} Record Keys Type:Disease, Symptom Parent:[ ] Definition:Tinnitus Details Initialisation date:[ ] Other Terms:[ ] Meta Information MedDra ID:[ ] MedDra Level:[ ] ICD:[ ] Category:[ ] Zone:[ ] Mechanism:[ ] Notes: [ ]Shared Reference Notes [1.1] - #GABA levels were lower in the auditory cortices of adults presenting with unilateral tinnitusReferences Notes[ ]