He mentioned it either on his blog or youtube videos, and most probably on here. Why don't you search yourself?
What exactly are you trying to disprove in what I'm saying?
Are you disagreeing with the fact that I say what might work for him may not work for everyone here?
If EC starts during accutane use and then continues after it's stopped I don't believe that to be unrelated. It may not PROVE it caused EC, but it certainly can't be ruled out.