1. University of Central Florida,Dept of Mechanical and Aerospace Engineering,Orlando,Florida,USA
2. New York University, New York,Orthopedic Surgery, Langone Hospitals,New York,USA
3. International Hip Dysplasia Inst and Pediatric Orthopedic Surgery, Arnold Palmer Hospital,Olando,Florida,USA
4. University of Central Florida,College of Medicine,Orlando,Florida,USA