Engebretsen, Oslo University Hospital (IMAGE) American Orthopaedic Society for Sports Medicine Caption Norwegian orthopaedic surgeon and researcher, Lars Engebretsen, M.D., Ph.D., was inducted into AOSSM Hall of Fame. Credit Oslo University Hospital Usage Restrictions None License Licensed content 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.