Hypertonic saline versus mannitol for patients with traumatic brain injury: a systematic review and meta-analysis - M. Diaa Gabra; Y. Ahmed Fahmy; M. Essam; A. Azam; A. Abdelrahman; M.H. Nafady; E.E. Alshial; A. Ramadan; A. Negida; H.S. Ghaith (Brain and Spine, 2022)