1. Laboratory for Gait and Neurodynamics; Movement Disorders Unit; Department of Neurology; Tel-Aviv Sourasky Medical Center; Tel-Aviv Israel
2. School of Health Related Professions; Ben Gurion University; Beer Sheba Israel
3. Rush Alzheimer's Disease Center; Rush University Medical Center; Chicago Illinois
4. Sagol School of Neuroscience; Tel-Aviv University; Tel-Aviv Israel
5. Department of Physical Therapy; Sackler Faculty of Medicine; Tel-Aviv University; Tel-Aviv Israel
6. Department of Medicine; Harvard Medical School; Boston Massachusetts