In an interview Lance Armstrong was asked by Oprah Winfrey if he used the following doping measures - he answered "yes" to all of the following questions:
- "Did you ever use banned substances to enhance your cyclist performance."
- "Was one of those banned substances EPO."
- "Did you ever blood-dope or use use blood transfusions to enhance your cycling performance."
- "Did you ever use any other banned substances like testosterone, cortisone or human growth hormone."