5Bajwa H, Kumar S. Radiofrequency thermal ablation versus ' coldsteel ' for supra-auricular excision of preauricular si- nus : comparative study [ J ] . J Laryngol Otol, 2010 , 124 (11) :1190- 1193.
6Tang IP, Shashinder S, Kuljit S, et al. Outcome of patients presenting with preanricular sinus in a tertiary centre-a five year experience [ J ]. Med J Malaysia, 2007,62 ( 1 ) : 53 -55.
