%0 Journal Article %A Pascal Edouard %A Kathrin Steffen %A Laurent Navarro %A Mohammad Ali Mansournia %A Rasmus Oestergaard Nielsen %T Methods matter: dealing with low compliance in sports injury trials analyses using instrumental variable analysis %D 2020 %R 10.1136/bjsports-2020-102155 %J British Journal of Sports Medicine %P bjsports-2020-102155 %U https://bjsm.bmj.com/content/bjsports/early/2020/08/03/bjsports-2020-102155.full.pdf