Kamal, Tariq, et al. “Comparison of Outcome After Open Pilonidal Sinus Treatment Versus Endoscopic Pilonidal Sinus Treatment (EPSIT)”. Pakistan Armed Forces Medical Journal, vol. 73, no. 5, Oct. 2023, pp. 1414-7, https://doi.org/10.51253/pafmj.v73i5.8074.