Warfarin is not needed in low-risk patients following atrial fibrillation ablation procedures.
Bunch TJ, Crandall BG, Weiss JP, May HT, Bair TL, Osborn JS, Anderson JL, Lappe DL, Muhlestein JB, Nelson J, Allison S, Foley T, Anderson L, Day JD. Warfarin is not needed in low-risk patients following atrial fibrillation ablation procedures. J Cardiovasc Electrophysiol. 2009 Sep; 20(9):988-93.