2014;11:1426 32. 285. McClelland JH, Wang X, Beckman KJ, et al. Radiofrequency catheter ablation of right atriofascicular (Mahaim) accessory pathways guided by accessory pathway activation potentials. Circulation. 1994;89:2655 66. 286. M nnig G, Wasmer K, Milberg P, et al. Predictors of long-term suc- cess after catheter ablation of atriofascicular accessory pathways. Heart Rhythm. 2012;9:704 8. 287. Sakurai M, Yasuda H, Kato N, et al. Acute and chronic effects of vera- pamil in patients with paroxysmal supraventricular tachycardia. Am Heart J. 1983;105:619 28. 288. Hopson JR, Buxton AE, Rinkenberger RL, et al. Safety and utility of fle- cainideacetateintheroutinecareofpatientswithsupraventriculartachyar- rhythmias: results of a multicenter trial. The Flecainide Supraventricular Tachycardia Study Group. Am J Cardiol. 1996;77:72A 82A. 289. Feld GK, Nademanee K, Weiss J, et al. Electrophysiologic basis for the suppression by amiodarone of orthodromic supraventricular tachy- cardias complicating pre-excitation syndromes. J Am Coll Cardiol. 1984;3:1298 307. 290. Feld GK, Nademanee K, Stevenson W, et al. Clinical and electrophysi- ologic effects of amiodarone in patients with atrial fibrillation complicat- ing the Wolff-Parkinson-White syndrome. Am Heart J. 1988;115:102 7. 291. Gemma LW, Steinberg LA, Prystowsky EN, et al. Development of rapid preexcited ventricular response to atrial fibrillation in a patient with in- termittent preexcitation. J Cardiovasc Electrophysiol. 2013;24:347 50. 292. Bauernfeind RA, Wyndham CR, Dhingra RC, et al. Serial electrophysi- ologic testing of multiple drugs in patients with atrioventricular nodal reentrant paroxysmal tachycardia. Circulation. 1980;62:1341 9. 293. Hung JS, Kou HC, Wu D. Digoxin, propranolol, and atrioventricular re- entrant tachycardia in the Wolff-Parkinson-White syndrome. Ann Intern Med. 1982;97:175 82. 294. Sharma AD, Yee R, Guiraudon G, et al. Sensitivity and specificity of invasive and noninvasive testing for risk of sudden death in Wolff- Parkinson-White syndrome. J Am Coll Cardiol. 1987;10:373 81. 295. Gaita F, Giustetto C, Riccardi R, et al. 