Ricci, S.; Lurie, F. Comment To: Six-Year Follow-up of Endovenous Laser Ablation for Great Saphenous Vein Incompetence, by Spreafico G, Piccioli A, Bernardi E, Giraldi E, Pavei P, Borgoni R, Ferrini M, Baccaglini U. J Vasc Surg 2013;1:20-5. Veins and Lymphatics 2013, 2, 4.