The ocular fixation index.
D002493:Central Nervous System Diseases / Q000175:diagnosis; D003937:Diagnosis, Differential; D004585:Electrooculography; D005133:Eye Movements; D005403:Fixation, Ocular; D006801:Humans; D009759:Nystagmus, Pathologic; D010523:Peripheral Nervous System Diseases / Q000175:diagnosis; D014724:Vestibular Function Tests