Esmer AC, Çayören H. Clinical outcomes of crystallized phenol as a first treatment option in patients with recurrent pilonidal sinus. Ann Ital Chir [Internet]. 2023 Nov. 1 [cited 2024 Jul. 27];94(6):643-8. Available from: https://annaliitalianidichirurgia.it/index.php/aic/article/view/3162