1. Department of Pediatrics, Department of Molecular Genetics and Microbiology, and Powell Gene Therapy Center, University of Florida, Gainesville, FL 32610
2. Department of Genetics, University of Pennsylvania School of Medicine, Philadelphia, PA 19104
3. Department of Molecular Genetics and Biochemistry, Gene Therapy Center, and Duchenne Muscular Dystrophy Research Center, University of Pittsburgh, Pittsburgh, PA 15261