Sub-concussive head impacts from heading footballs do not acutely alter brain excitability as compared to a control group. - Hamel, Raphael; Waltzing, Baptiste Maxime; Massey, Tom; Blenkinsop, James; McConnell, Leah; Osborne, Kieran; Sesay, Karamo; Stoneman, Finn; Carter, Adam; Maaroufi, Hajar; Jenkinson, Ned (PLoS ONE, 2024)