Muscular Disorders, Atrophic

• University of California - Davis — Sacramento, California, United States
• Children's National Medical Center — Washington D.C., District of Columbia, United States
• University of Minnesota — Minneapolis, Minnesota, United States
• Washington University — St Louis, Missouri, United States

• Oslo University Hospital — Oslo, Norway

• UCLA — Los Angeles, California, United States
• Lurie Children's Hospital — Chicago, Illinois, United States
• University of Rochester Medical Center — Rochester, New York, United States
• University of Utah — Salt Lake City, Utah, United States

• Rigshospitalet — Copenhagen, Copenhagen East., Denmark

• GSK Investigational Site — Columbus, Ohio, United States
• GSK Investigational Site — Paris, France

• Assistance Publique-Hospitaux de Paris — Paris, France
• Friedrich Naur Institute — Munich, Germany
• Radboud University Nijmegen Medical Centre — Nijmegen, Netherlands
• Newcastle University — Newcastle, United Kingdom

• Uniformed Services University of the Health Sciences — Bethesda, Maryland, United States
• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

Not specified

Not specified

• Escola de Artes,Ciencias e Humanidades da Universidade d Sao Paulo — São Paulo, Brazil