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GamalEl Din SF, Nabil N, Alaa M, Salam MAA, Raef A, Elhalaly RB, Abo Sief A.GamalEl Din SF, et al. Among authors: abo sief a.Eur Spine J. 2024 Apr;33(4):1391-1397. doi: 10.1007/s00586-024-08191-z. Epub 2024 Mar 7.Eur Spine J. 2024.PMID: 38451374
GamalEl Din SF, Abo Sief AF, Fawzy EA, El Fatah MA, Abo Senna WG.GamalEl Din SF, et al. Among authors: abo sief af.Rev Int Androl. 2018 Jan-Mar;16(1):34-37. doi: 10.1016/j.androl.2017.02.006. Epub 2017 Jul 23.Rev Int Androl. 2018.PMID: 30063021