Article is in French
According to L'Equipe, a test done on frozen urine samples given by Armstrong during his 1999 win in the Tour de France have shown that he was using EPO (érythropoïétine), which increases oxygenation in the muscles and can boost overall performance by up to 30%.
Overall, 12 samples returned positive for EPO, six of them belonging to Armstrong (the six other runners have not been identified in the article).
According to L'Equipe, a test done on frozen urine samples given by Armstrong during his 1999 win in the Tour de France have shown that he was using EPO (érythropoïétine), which increases oxygenation in the muscles and can boost overall performance by up to 30%.
Overall, 12 samples returned positive for EPO, six of them belonging to Armstrong (the six other runners have not been identified in the article).
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