1. Center for Research in FOP and Related Disorders, and Departments of
2. Orthopaedic Surgery
3. Medicine
4. Department of Clinical Genetics, Children's Hospital at Westmead, Westmead, New South Wales, Australia
5. Division of Developmental Medicine, Institute of Medical Genetics, University of Glasgow Medical School, Yorkhill Academic Campus, Glasgow, Scotland, United Kingdom
6. Department of Pediatrics and Cardiovascular Research Institute, University of California, San Francisco, California
7. Department of Genetic Medicine, University of Sydney, New South Wales, Australia
8. Department of Genetics; Children's Hospital of Philadelphia and University of Pennsylvania School of Medicine; Philadelphia, Pennsylvania
9. Center for Bioethics, University of Pennsylvania, Philadelphia, Pennsylvania
10. Departments Surgery and Pediatrics, Georgetown University School of Medicine; Washington, District of Columbia
11. Genetics, University of Pennsylvania School of Medicine; Philadelphia, Pennsylvania