MRI-detected spinal disc degenerative changes in athletes participating in the Rio de Janeiro 2016 Summer Olympics games - Abdalkader, Mohamad; Guermazi, Ali; Engebretsen, Lars; Roemer, Frank W.; Jarraya, Mohamed; Hayashi, Daichi; Crema, Michel D.; Mian, Asim Z. (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2020)