No problem. I probably should have added that if you're the emotional type it might very well make you cry. Fair warning.
Landis: Stigma 'may never go away'
from the article:
Under World Anti-Doping Agency regulations, a ratio of testosterone to epitestosterone greater than 4:1 is considered a positive result and subject to investigation. The threshold was recently lowered from 6:1. The most likely natural ratio of testosterone to epitestosterone in humans is 1:1.