1,800
Participants
Start Date
August 31, 1998
Study Completion Date
January 31, 2011
Beth Israel Medical Center, New York
Mount Sinai Medical Center, New York
Columbia-Presbyterian Medical Center, New York
Albany Medical College, Albany
University of Rochester Medical Center, Rochester
University of Maryland School of Medicine, Baltimore
Wake Forest University School of Medicine, Winston-Salem
Medical College of Georgia, Augusta
Mayo Clinic Jacksonville, Jacksonville
Cleveland Clinic Florida, Weston
University of South Florida, Tampa
University of Tennessee-Health Sciences Center, Memphis
Ohio State University, Columbus
Medical College of Ohio, ,, Toledo
University of Cincinnati Medical Center, Cincinnati
Indiana University School of Medicine, Indianapolis
University of Iowa, Iowa City
Medical College of Wisconsin, Milwaukee
University of Minnesota Fairview Univ Med Ctr, Minneapolis
Evanston Northwestern Healthcare, Evanston
Northwestern University Medical School, Chicago
University of Chicago, Chicago
Washington University, St Louis
Kansas University Medical Center, Kansas City
Oschsner Clinic Foundation, New Orleans
LSU Health Sciences Center, Shreveport
UT Southwestern Medical Center, Dallas
Baylor College of Medicine, Houston
Colorado Neurological Institute, Englewood
University of Colorado Health Sciences Center, Denver
Barrow Neurological Institute, Phoenix
University of California San Diego, San Diego
University of California Irvine, Irvine
Parkinson's & Movement Disorder Institute, Fountain Valley
University of California San Francisco, San Francisco
Oregon Health & Science University, Portland
Pacific Neuroscience Medical Group, Inc, Oxnard
Parkinson's Disease & Mmvt Disorders Ctr of Boca Raton, Boca Raton
Cleveland Clinic Florida, Weston
Pacific Health Research Institute, Honolulu
Southern Illinois Univ School of Medicine, Springfield
Port City Neurology, Inc, Scarborough
Johns Hopkins University, Baltimore
Michigan State University, East Lansing
Henry Ford Health System, Southfield
University of Buffalo, Buffalo
Cleveland Clinic Foundation, Cleveland
University of Pittsburg, Pittsburgh
University of Alberta, Edmonton
London Health Sciences Center, London
Ottawa Civic Hospital, Ottawa
Toronto Western Hospital, Toronto
Hotel-Dieu Hospital-CHUM, Montreal
University of Puerto Rico School of Medicine, San Juan
Institute for Neurodegenerative Disorders, New Haven
Brigham & Women's Hospital, Boston
Beth Israel Deaconess Medical Center, Boston
Neurohealth, Warwick
The Parkinson Study Group
NETWORK
Children's Hospital Medical Center, Cincinnati
OTHER
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Indiana University School of Medicine
OTHER