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Tawfik A, Ebada HA, El-Fattah AMA, Kamal E.Tawfik A, et al. Among authors: el fattah ama.Int J Pediatr Otorhinolaryngol. 2019 Mar;118:188-191. doi: 10.1016/j.ijporl.2019.01.008. Epub 2019 Jan 8.Int J Pediatr Otorhinolaryngol. 2019.PMID: 30641306
Tawfik A, El-Fattah AMA, Hassan A, Helal FA, Ebada HA.Tawfik A, et al. Among authors: el fattah ama.Eur Arch Otorhinolaryngol. 2024 May;281(5):2507-2513. doi: 10.1007/s00405-024-08506-2. Epub 2024 Feb 12.Eur Arch Otorhinolaryngol. 2024.PMID: 38345614Free PMC article.