The Effect of Changing Weekly Contact Training Duration Beyond Current Guidelines on Head Acceleration Events in Rugby Union. - Sawczuk, Thomas; Roe, Greg; Tooby, James; Owen, Cameron; Brown, James; Cross, Matt; Falvey, Éanna; Gilthorpe, Mark S.; Hendricks, Sharief; Hudson, Samuel; Kemp, Simon; Starling, Lindsay; et al. (Sports Medicine, 2026)