Restless Legs Syndrome

• Neurocenter of Southern Switzerland — Lugano, Canton Ticino, Switzerland

• Sp1004 006 — Little Rock, Arkansas, United States
• Sp1004 012 — Los Angeles, California, United States
• Sp1004 009 — Orange, California, United States
• Sp1004 005 — Washington D.C., District of Columbia, United States

• 12 — Berlin, Germany
• 4 — Bremen, Germany
• 18 — Dresden, Germany
• 20 — Flensburg, Germany

Not specified

• GSK Investigational Site — Berlin, Germany
• GSK Investigational Site — George, South Africa

Not specified

• GSK Investigational Site — Washington D.C., District of Columbia, United States
• GSK Investigational Site — Macon, Georgia, United States
• GSK Investigational Site — Chicago, Illinois, United States
• GSK Investigational Site — Louisville, Kentucky, United States

• 012 — Los Angeles, California, United States
• 009 — Orange, California, United States
• 014 — Spring Hill, Florida, United States
• 013 — Indianapolis, Indiana, United States

• Chu Saint-Etienne — Saint-Etienne, France

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States