Mir, Zameer Abbas, et al. “COMPARISON OF POSTOPERATIVE SURGICAL SITE INFECTION AFTER PREOPERATIVE MARKING DONE WITH NON-STERILE STATIONARY GRADE MARKERS VERSUS STERILE SURGICAL MARKERS”. Annals of King Edward Medical University, vol. 21, no. 1, Aug. 2015, p. 44, doi:10.21649/akemu.v21i1.695.