Islam, M.S.B. , Uddin, M.Z. , Habib, M.A. , Rahman, M.M. , Tasmim, F. , Kalam, M. and Nahar, M.Z. 2023. Keystone design perforator island flap: our experience for coverage of lower limb defects. Bangladesh Journal of Medical Science. 22, 4 (Sep. 2023), 920–925. DOI:https://doi.org/10.3329/bjms.v22i4.67117.