TY - JOUR T1 - Expression of concern about content of which Dr Paul McCrory is a single author JF - British Journal of Sports Medicine JO - Br J Sports Med DO - 10.1136/bjsports-2022-106408eoc SP - bjsports-2022-106408eoc A2 - , Y1 - 2022/10/10 UR - http://bjsm.bmj.com/content/early/2023/06/01/bjsports-2022-106408eoc.abstract N2 - This paper is authored by Dr Paul McCrory. During 2021 and 2022 there was an investigation by … ER -