Serie A club Cagliari revealed Wednesday that three players have tested positive for coronavirus, just a month out from the start of the new Italian season. The players were named as Filip Bradaric, Luca Ceppitelli and Alberto Cerri. A Cagliari statement said all three are in quarantine as are two other players who have been in "close contact". The Sardinian club are due to resume pre-season training on Thursday. Cagliari had already announced at the beginning of the week that another of their players, striker Kiril Despodov, had also tested positive and was self-isolating in his native Bulgaria. He is asymptomatic. Meanwhile, Roma reserve goalkeeper Antonio Mirante also announced on Wednesday that he was positive for coronavirus. "I'm fine, I have no symptoms," he said in a video posted on his Instagram account. The 2020-21 Serie A season is scheduled to start on September 19. alu/dj/mw