Vertonghen incident shows need for ´temporary concussion substitutions´

Jan Vertonghen’s blow to the head in Tottenham’s Champions League semi-final against Ajax showed the need for “temporary concussion substitutions”, says brain injury charity Headway. Vertonghen was left bloodied after he collided with team-mate Toby Alderweireld when they challenged Ajax goalkeeper Andre Onana to an aerial ball in the first half of Spurs’ 1-0 home […]

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