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The ATP has refused to comment on Greg Rusedski's positive test for the banned substance, but insists it will enforce any punishment meted out to the player.
BBC: SPORT | Tennis | Tennis drug tests questioned
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Its report also said Armstrong made a "financial agreement" to bury a positive test for a banned substance and accused the team of falsifying prescription records to cover corticosteroid use by Armstrong.
CNN: Lance Armstrong's legacy may withstand accusations
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They are working with the Farmwatch scheme in the Test Valley to introduce a liquid substance which can be added to fuel to "chemically tag" it.
BBC: Heating oil 'tagged' to tackle rural theft in Hampshire
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The FAW, like most governing bodies in sport, has a strict anti-doping code that holds a player liable for failing a test, even though he may not have deliberately taken a prohibited substance.
BBC: SPORT | Football | Welsh | Moran given drugs ban
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Dr Gerry McCann, a lecturer in sports medicine at the Centre for Exercise Science and Medicine at Glasgow University, said the list of banned substances was so comprehensive that it was highly unlikely that an athlete could take a legal substance, but register a positive result in a doping test.
BBC: Doping: Banned substances
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The real test will be acceptance as part of treatment plans by the medical and substance abuse treatment communities.
FORBES: Names You Need To Know In 2011: Addiction 'Cure' Baclofen
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The Italy skipper, 36, took a medicine containing banned substance cortisone after a wasp sting on 28 August and failed a dope test two days later.
BBC: Angry Cannavaro cleared of doping
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But the IOC developed a test for Aranesp and checked for it anyway, claiming that the new drug is a related substance.
FORBES: The Drug Test Bait And Switch
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Antidoping officials say the test was new at the time, so the threshold for triggering a positive result for the banned substance was set conservatively high, and would later be lowered.
WSJ: Antidoping Officials Pursued Armstrong for Years
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Kallon, who is expecting the hear the results of the test on his 'B' sample very soon, denied being guilty of using a performance-enhancing substance.
BBC: SPORT | Football | African | Kallon plays for S'Leone
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Biological profiles are built up by collating an athlete's drug test results over time, therefore making it easier to detect differences which could indicate the use of a banned substance.
CNN: Soccer joins battle against doping