32
Participants
Start Date
April 30, 2000
Primary Completion Date
July 31, 2003
Study Completion Date
February 29, 2004
Bright light box
60-min light therapy shortly after awakening
High-output negative ion generator
60-min high-density ion exposure shortly after awakening
Low-output negative ion generator
60-min low-density ion exposure shortly after awakening
Columbia Presbyterian Medical Center, New York
Department of Psychology, Wesleyan University, Middletown
National Institute of Mental Health (NIMH)
NIH
New York State Psychiatric Institute
OTHER