Stephen Bartol, Henry Ford Hospital (image) Henry Ford Health System Caption Stephen Bartol, M.D., Henry Ford Hospital, is the lead author and an orthopaedic surgeon in Detroit. Credit Henry Ford Health System Usage Restrictions For use with stories about the study. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.