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词条 Antonina Yefremova
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  1. References

{{MedalTableTop}}{{MedalSport | Women's athletics}}{{MedalCompetition|Summer Universiade}}{{MedalGold |2007 Bangkok|4×400 m relay}}{{MedalBronze|2005 İzmir|4×400 m relay}}{{MedalBottom}}Antonina Yefremova (born 19 July 1981) is a Ukrainian sprinter who specializes in the 400 metres. Yefremova received a two-year ban in 2012 for using testosterone at the 2011 World Athletics Championships.[1]

She won the gold medal at the 2001 European U23 Championships,[2] finished sixth at the 2002 European Championships and fourth at the 2008 World Indoor Championships. She reached the semi-final at the 2000 World Junior Championships, the 2003 World Championships and the 2004 Olympic Games, and competed at the 2003 World Indoor Championships, the 2005 World Championships, the 2008 Olympic Games and the 2010 World Indoor Championships without progressing from the first round.[3]

In the 4 x 400 metres relay she finished fifth at the 2002 World Cup,[4] fifth at the 2003 World Indoor Championships,[5] fourth at the 2005 European Indoor Championships,[6] fifth at the 2005 World Championships,[7] won a bronze medal at the 2005 Summer Universiade,[8] and won a gold medal at the 2007 Summer Universiade.{{Citation needed|date=April 2010}} She also competed at the 2003 World Championships,[9] the 2004 Olympic Games,[10] the 2007 World Championships,[11] and the 2009 World Championships.[12]

Her personal best times are 50.70 seconds in the 400 metres, achieved in June 2002 in Annecy, and 24.35 in the 200 metres (indoor), achieved in February 2005 in Sumy.[3]

In 2011, she competed for Fenerbahçe Athletics in Turkey.[13] She failed a random drug test in June 2012 and was banned for two years.[14]

References

1. ^{{cite web|title=Track athletes caught doping ahead of Games|url=http://www.stuff.co.nz/sport/olympics/track-field/7352413/Track-athletes-caught-doping-ahead-of-Games|publisher=stuff.co.nz|accessdate=26 July 2012}}
2. ^{{cite web|url=http://www.gbrathletics.com/ic/ec23.htm|title=European Under 23 Championships and Cup|work=GBR Athletics|publisher=Athletics Weekly|accessdate=12 March 2010}}
3. ^1 {{iaaf name|id=177321}}
4. ^{{cite web|url=http://www2.iaaf.org/WCP02/Results/data/W/4X4/Rf.html |title=Official Results - 4 X 400 METRES - Women - Final |date=21 September 2002 |publisher=IAAF |accessdate=12 March 2010 |deadurl=yes |archiveurl=https://web.archive.org/web/20110604181217/http://www2.iaaf.org/WCP02/Results/data/W/4X4/Rf.html |archivedate=4 June 2011 }}
5. ^{{cite web|url=http://www.todor66.com/athletics/world/Indoor_2003/Women_4x400m_Relay.html|title=Women 4x400m Relay World Indoor Championship Birmingham (GBR) 2003|publisher=Todor Krastev|accessdate=12 March 2010}}
6. ^{{cite web|url=http://www.todor66.com/athletics/Europe/Indoor_2005/Women_4x400m_Relay.html|title=Women 4x400m Relay Athletics European Indoor Championship 2005 Madrid (ESP)|publisher=Todor Krastev|accessdate=12 March 2010}}
7. ^{{cite web|url=http://www.todor66.com/athletics/world/2005/Women_4x400m_Relay.html|title=Women 4x400m Relay World Championship 2005 Helsinki (FIN)|publisher=Todor Krastev|accessdate=12 March 2010}}
8. ^{{cite web|url=http://www.fisu.net/medias/fichiers/711.pdf|title=Athletics WOMEN'S 4x400m Relay Final|date=20 August 2005|publisher=FIBU|page=57|format=pdf|accessdate=12 March 2010| archiveurl= https://web.archive.org/web/20100213040820/http://www.fisu.net/medias/fichiers/711.pdf| archivedate= 13 February 2010 | deadurl= no}}
9. ^{{cite web|url=http://www.todor66.com/athletics/world/2003/Women_4x400m_Relay.html|title=Women 4x400m Relay World Championship 2003 Paris (FRA)|publisher=Todor Krastev|accessdate=12 March 2010}}
10. ^{{cite web|url=http://www.todor66.com/olim/2004/Athletics/Women_4x400m_Relay.html|title=Women 4x400m Relay Olympic Games Athens 2004|publisher=Todor Krastev|accessdate=12 March 2010}}
11. ^{{cite web|url=http://www.todor66.com/athletics/world/2007/Women_4x400m_Relay.html|title=Women 4x400m Relay Athletics World Championship 2007 Osaka (JPN)|publisher=Todor Krastev|accessdate=12 March 2010}}
12. ^{{cite web|url=http://www.todor66.com/athletics/world/2009/Women_4x400m_Relay.html|title=Women 4x400m Relay Athletics World Championship 2009 Berlin (GER)|publisher=Todor Krastev|accessdate=12 March 2010}}
13. ^{{cite news |url=http://www.milliyet.com.tr/Spor/HaberDetay.aspx?aType=HaberDetay&ArticleID=1380491&Date=20.07.2012&Kategori=spor&b=Yildiz%20savaslari |newspaper=Milliyet |title=Yıldız savaşları |date=2011-04-21 |language=Turkish |accessdate=2012-08-06 }}
14. ^IAAF Newsletter No.135 (Jul/Aug). IAAF (28 August 2012). Retrieved on 2012-09-02.
{{authority control}}{{DEFAULTSORT:Yefremova, Antonina}}

10 : 1981 births|Living people|Ukrainian female sprinters|Athletes (track and field) at the 2004 Summer Olympics|Athletes (track and field) at the 2008 Summer Olympics|Olympic athletes of Ukraine|Fenerbahçe athletes|Doping cases in athletics|Ukrainian sportspeople in doping cases|Universiade medalists in athletics (track and field)
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