The Premier League has announced that there have been four more positive tests for coronavirus.
A statement on the Premier League website said: "The Premier League can today confirm that on Monday 25 May and Tuesday 26 May, 1008 players and club staff were tested for COVID-19. Of these, four have tested positive from three clubs.
"Players or club staff who have tested positive will now self-isolate for a period of seven days.
"Previously, between 19-22 May, 996 players and club staff were tested for COVID-19, of which two tested positive from two clubs. Some 748 players and club staff were tested for COVID-19 on 17-18 May, with six testing positive from three clubs.
"For the fourth round of testing, the number of tests available to each club will be increased from 50 to 60.
"The Premier League is providing this aggregated information for the purposes of competition integrity and transparency. No specific details as to clubs or individuals will be provided by the League and results will be made public after each round of testing."
In round one, six people tested positive for coronavirus.
Among those six positive tests included Watford defender Adrian Mariappa and Burnley assistant manager, Ian Woan.
That was followed by two positive tests in round two, with Bournemouth's Aaron Ramsdale also testing positive.
In total, there have now been 12 positive results from more than 2744 tests.
The test results for round three come on the same day that Premier League clubs approved the return of contact training.
The Premier League are planning to return next month, with June 19 one of the return dates.