Al-Shuaibi, S.M.A. 2018. Effectiveness of surgical treatment of otitis media with effusion as a silent killer of hearing in children: in Aden. University of Aden Journal of Natural and Applied Sciences. 22, 1 (Apr. 2018), 203–212. DOI:https://doi.org/10.47372/uajnas.2018.n1.a18.