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Schreiber A, Bertazzoni G, Ferrari M, Ravanelli M, Rampinelli V, Mattavelli D, El-Naggar A, Nicolai P.Schreiber A, et al.Head Neck. 2019 May;41(5):1297-1303. doi: 10.1002/hed.25555. Epub 2018 Dec 10.Head Neck. 2019.PMID: 30537195
El-Naggar A, Abdelaziz M, Mandour MF.El-Naggar A, et al.Eur Arch Otorhinolaryngol. 2021 Nov;278(11):4477-4481. doi: 10.1007/s00405-021-06677-w. Epub 2021 Feb 27.Eur Arch Otorhinolaryngol. 2021.PMID: 33638087
Gamea M, El Tatawi F, Elnaggar A, Elafandi H, Ebeid K.Gamea M, et al.Clin Otolaryngol. 2021 Jul;46(4):893-896. doi: 10.1111/coa.13747. Epub 2021 Mar 10.Clin Otolaryngol. 2021.PMID: 33650263No abstract available.
Khallaf A, Elzayadi M, Alkady H, El Naggar A.Khallaf A, et al.Heart Surg Forum. 2020 May 5;23(3):E270-E275. doi: 10.1532/hsf.2773.Heart Surg Forum. 2020.PMID: 32524985Clinical Trial.