University of Pennsylvania. Clinical Trials Unit, Philadelphia, Pennsylvania, United States
University of Texas Southwestern Medical Center, Dallas, Texas, United States
Center for NeuroSkills, Bakersfield, California, United States
Baylor University Medical Center, Dallas, Texas, United States
University of Pennsylvania, Philadelphia, Pennsylvania, United States
Philadelphia Veterans Administration Medical Center, Philadelphia, Pennsylvania, United States
CTRC (Clinical Translational Research Center), Philadelphia, Pennsylvania, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
Baylor College of Medicine, Houston, Texas, United States
University of Alabama at Birmingham, Birmingham, Alabama, United States
Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, United States
University of Pennsylvania Treatment Research Center, Philadelphia, Pennsylvania, United States
NorthEast Treatment Centers, Philadelphia, Pennsylvania, United States
Presbyterian Hospital, Philadelphia, Pennsylvania, United States
Washington University School of Medicine, St. Louis, Missouri, United States