The Premier League has been left disappointed by the decision to reject a trial period for introducing temporary substitutes for concussion.
The competition, alongside club doctors and the Professional Footballers Association, had petitioned the International Football Association Board on the matter.
But at its annual conference in London, IFAB elected not to immediately approve the idea, although it remains a possibility further down the line.
The decision has frustrated the Premier League, which, in a widely reported statement, expressed concerns.
We cannot understand the basis for which it has not been approved, the Premier League statement read.
We are disappointed that a temporary concussion substitute trial was not approved considering all…