[1] In May 2008, he was banned for life from the sport for a positive anti-doping test.

[2] In July 2008, FINA announced his lifetime ban by the Chinese Swimming Association with a posting on their anti-doping website.

[3] As of December 2010, this posting has been updated with a change of the ban from lifetime to 2-years.

[4] In December 2010, an AP report surfaced which indicated that his lifetime ban had been converted to a more-conventional 2-year ban; however, Ouyang was experience difficulties in return to competition in China, where the lifetime ban originated and was still in place.

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