Author = Zakaria Hassan Ibrahim
LOCAL VANCOMYCIN IN PREVENTION OF SURGICAL SITE INFECTION IN SPINAL SURGERIES

Volume 72, Issue 1, March 2021, Pages 153-163

Hany Nabil El zahlawy; Zakaria Hassan Ibrahim; Gadallah Helal Gadallah


CORTICAL BONE TRAJECTORY IN POSTERIOR LUMBAR FIXATION

Volume 71, Issue 4, December 2020, Pages 937-945

Mohammed Nabil El Sayed; Zakaria Hassan Ibrahim; Mohammed Thapet Faheem