Stellingwerff, T. ., Heikura, I. ., Meeusen, R. ., Bermon, S. ., Seiler, S. ., Mountjoy, M. ., & Burke, L. . (2021). Overtraining Syndrome (OTS) and Relative Energy Deficiency in Sport (RED-S): Shared Pathways, Symptoms and Complexities. Sports Medicine (Auckland, N.Z.), 51(11), 2251-2280. https://doi.org/10.1007/s40279-021-01491-0