Retraction Retraction dated 2019-10-17

Article History

Received: 27 January 2018

Accepted: 9 May 2018

First Online: 19 June 2018

Change Date: 17 October 2019

Change Type: Correction

Change Details: The editors have retracted this article [1] because it contains substantial text and figure overlap with the following articles [2–5].

Authors’ Information

: Professor Monèm Jemni is currently working at Qatar University after two decades in the higher academy between Europe and the USA. He is a recognized world figure in football as he is the Chair of the International Science And football Association (ISAFA), a network that promotes science knowledge to back-up football, through interactive sharing of the body of knowledge and experiences between scientists, academics, and professional football practitioners.

: Not applicable

: Monèm Jemni, Mohammad Shoaib Prince, and Julien S Baker declare that they have no competing interests.

: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.