Four individuals connected to three Premier League clubs have tested positive for coronavirus in the latest round of testing,

English football's top flight conducted tests on 1,008 individuals over the course of Monday and Tuesday, with the four who tested positive now required to self-isolate.

The positive results come on the same day that the league's clubs unanimously approved protocols for a return to contact training.

A Premier League statement reads: "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."