Islam, M. R., A. B. M. A. Matin, S. Ahmad, M. A. Islam, and S. I. Alam. “Limberg Flap Is a Safe and Effective Procedure for the Surgical Treatment of Pilonidal Sinus in Sacrococcygeal Region”. Journal of Shaheed Suhrawardy Medical College, vol. 12, no. 1, Jan. 2021, pp. 6-8, doi:10.3329/jssmc.v12i1.51611.