NÉDÉLEC, E., FOLI, E., SHULTZ, S.J., SWINTON, P.A., DOLAN, E., ENRIGHT, K., PIASECKI, J., MATTHEWS, J.J., SALE, C. and ELLIOTT-SALE, K.J. 2021. Effect of menstrual cycle phase, menstrual irregularities, and hormonal contraceptive use on anterior knee laxity and non-contact anterior cruciate ligament injury occurrence in women: a protocol for a systematic review and meta-analysis. [Protocol]. BMJ Open Sport and exercise medicine [online], 7, e001170. Available from: https://doi.org/10.1136/bmjsem-2021-001170