1. Kansas City University of Medicine and Biosciences, Kansas City, Missouri, USA.
2. II School of Medicine, Sant’Andrea Hospital, Kirk Kilgour Sports Injury Center, University of Rome “La Sapienza,” Rome, Italy.
3. Renacres Ln, Ormskirk, Lancashire, Halsall, Ormskirk, UK.
4. Centre Orthopédique Santy, Lyon, France.