Several of those who tested positive for the virus have since recovered and Flamengo were able to begin Wednesday's match with seven of their usual starters.
"We will work hard to overcome the unprecedented challenge the world is facing, and help athletes perform to their best in a new kind of Games."
The other three swimmers were Yan Zibei from Hubei, Jiangsu's Zhang Yufei, who broke the Asian record of the women's 100m butterfly on Tuesday, and youngster Yang Junxuan from Shandong.
"To make things easier I told the players yesterday [Wednesday] that this was the right way to go," he added, suggesting the decision was of his own volition.
"My goal was to reach the podium, but I didn't expect to win the title," said Song.
Zhang had just broke the national record in the preliminary final on Sunday night in a time of 52.90 seconds. She led in the first 50 meters in the final, but Yang raced ahead of her in the last moment.
Pironkova, 33, who has just returned to the Tour after three years' absence at the US Open and made an impressive run to the quarterfinals, receiving a walkover to the third round in Paris. Enditem
The top four of each group will play the second phase between October 16-December 12 in Suzhou.
LGD had a terrible beginning in the Play-in Stage by suffering three consecutive losses to PSG, Talon, Esports, Rainbow7 and Unicorns of Love respectively, but later LGD eased past V3 Esports twice to make a comeback and smashed Rainbow7 3-0 in the BO5 (Best Of 5) game on Tuesday.
Maccabi's coach Ioannis Sfairopoulos said: "For us, it is very important that today Bender is more prepared because he comes from the NBA and that he is able to help the team". Enditem
BERLIN, Sept. 30 (Xinhua) -- Struggling Schalke 04 is pinning its hopes on the shoulders of a coaching duo to lead the club out of a massive crisis.