लेखक: K. Ray Chaudhuri

K Ray Chaudhuri is Consultant Neurologist and Professor of Neurology and Movement Disorders at King’s College Hospital NHS foundation Trust, University Hospital Lewisham, King’s College London and the Institute of Psychiatry. William G Ondo is Professor of Neurology at Baylor College of Medicine, and Associate Director at the Parkinson’s Disease Center and Movement Disorders Clinic in Houston, Texas.