PT - JOURNAL ARTICLE AU - Mohammad Ali Mansournia AU - Douglas G Altman TI - Invited commentary: methodological issues in the design and analysis of randomised trials AID - 10.1136/bjsports-2017-098245 DP - 2018 May 01 TA - British Journal of Sports Medicine PG - 553--555 VI - 52 IP - 9 4099 - http://bjsm.bmj.com/content/52/9/553.short 4100 - http://bjsm.bmj.com/content/52/9/553.full SO - Br J Sports Med2018 May 01; 52