Arer, Ilker Murat, Hakan Yabanoglu, and Kenan Caliskan. 2015. “Tension-Free Primary Closure for the Treatment of Pilonidal Disease”. Annali Italiani Di Chirurgia 86 (5):459-63. https://annaliitalianidichirurgia.it/index.php/aic/article/view/1696.