P. V. Mahakalkar, G. Swami, H. Chandrashekhar S., and A. A. Takalkar, “Clinical and diagnostic profile of patients with anal fistula: a cross sectional study from Vilasrao Deshmukh Government Institute of Medical Sciences, Latur, Maharashtra”, Int Surg J, vol. 7, no. 8, pp. 2494–2498, Jul. 2020.