Sheffield United have signed Oxford United captain John Lundstram for an undisclosed fee.
The 23-year-old midfielder, who joined the U's from Everton in 2015, has signed a three-year contract with last season's League One champions.
Liverpool-born Lundstram made 82 league appearances for the Kassam Stadium side.
He has also spent time on loan with Doncaster, Yeovil, Leyton Orient, Blackpool, and Scunthorpe.
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