21.   A judge here on Tuesday ordered an inquiry into darbepoetin, the new performance enhancing drug taken by three gold medal winners at the Winter Olympics.

22.   But it is a stimulant and therefore classed as a performance enhancing drug.

23.   The program has produced one positive test for performance enhancing drugs in its six years.

24.   Up to eight percent of French schoolkids could be using performance enhancing drugs in sport, it was claimed here on Friday.

25.   Kazlauskas said he was not aware of any other performance enhancing drugs which might be masked by taking Di-Gesic.

26.   Kip Keino, a former two-time Olympic gold medalist, called for punishing coaches and trainers of world class athletes who test positive for using illegal performance enhancing drugs.

27.   Roger Stanislaus faced a lengthy ban from football on Tuesday after becoming the first English player to test positive for a performance enhancing drug immediately after a game.

28.   She has made references to Ottey among others of her top rivals of being under the influence of performance enhancing drugs.

29.   Spanish cyclist Angel Luis Casero of the Banesto team tested positive to a performance enhancing drug at the end of last month, his lawyer announced Thursday.

30.   Smith said de Bruin had helped her fitness and training techniques, and said she had never been tempted to use performance enhancing drugs.

n. + drug >>共 495
prescription 34.13%
cancer 6.85%
fertility 3.73%
chemotherapy 2.65%
diet 2.03%
allergy 1.59%
diabetes 1.50%
blockbuster 1.50%
heart 1.45%
impotence 1.11%
performance 0.86%
performance + n. >>共 501
standard 5.26%
evaluation 5.11%
review 4.55%
space 2.43%
bonus 2.38%
piece 1.67%
enhancer 1.67%
level 1.62%
drug 1.57%
record 1.57%
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