100
Participants
Start Date
September 30, 2010
Primary Completion Date
April 30, 2011
Study Completion Date
September 30, 2011
Light Therapy
10,000 lux / 30 minutes a day
100 lux
Placebo light
National Hospital for Neurology & Neurosurgery, London
Collaborators (1)
Action Medical Research
OTHER
University College, London
OTHER