Zafar, Muhammad Asad, et al. “Comparison of Outcome Between Long Posterior Burgess Flap and Skew Flap in Below Knee Amputation in Diabetics”. Pakistan Armed Forces Medical Journal, vol. 75, no. 5, Oct. 2025, pp. 983-6, https://doi.org/10.51253/pafmj.v75i5.11231.