Tolga Kafadar, Mehmet. “Comparison of Limberg Flap and Primary Suture Technique in Surgical Treatment of Sacrococcygeal Pilonidal Sinus ”. Annals of Medical Research, vol. 23, no. 2, May 2021, pp. 0142-5, http://www.annalsmedres.org/index.php/aomr/article/view/2266.