Boon, A.J.W.

patient study disease scale family shunt pressure score analysis dementia mutation outcome result table dystonia hydrocephalu control history group supranuclear palsy neurology region family history improvement value department syndrome neurol shunt placement shunting university onset pressure hydrocephalus factor nph scale outcome measures supranuclear deletion palsy parkin number difference disturbance measure tremor palatal myoclonus brain grade follow-up stage parkinson criteria nph scale score disorder examination gait disturbance linkage research infusion finding movement disease duration cerebrovascular disease palatal subject chapter myoclonu nph patients association diagnosis neurosurg protein placement month parkinsonism dementia scale gait scale fluid survival family members