Fatigue

• Aurora Presbyterian Hospital — Aurora, Colorado, United States
• Boulder Community Hospital — Boulder, Colorado, United States
• Penrose Cancer Center at Penrose Hospital — Colorado Springs, Colorado, United States
• Porter Adventist Hospital — Denver, Colorado, United States

• Texas Tech University Health Sciences Center — Lubbock, Texas, United States

• Lozano Medical Clinic — Dallas, Texas, United States

• University of Michigan — Ann Arbor, Michigan, United States

• University of Michigan Health System — Ann Arbor, Michigan, United States

• St. John Providence Hospital — Southfield, Michigan, United States

• Environmental and Autonomic Physiology Laboratory; University of Texas at Austin — Austin, Texas, United States

• GSK Investigational Site — Alabaster, Alabama, United States
• GSK Investigational Site — Birmingham, Alabama, United States
• GSK Investigational Site — Jasper, Alabama, United States
• GSK Investigational Site — Tuscaloosa, Alabama, United States

• Medical University of Graz — Graz, Austria

Not specified