PT - JOURNAL ARTICLE AU - Leonardo Oliveira Pena Costa TI - Randomised controlled trials for complex physiotherapy interventions are perfectly possible AID - 10.1136/bjsports-2017-098612 DP - 2018 Jan 03 TA - British Journal of Sports Medicine PG - bjsports-2017-098612 4099 - http://bjsm.bmj.com/content/early/2018/01/02/bjsports-2017-098612.short 4100 - http://bjsm.bmj.com/content/early/2018/01/02/bjsports-2017-098612.full