1. Recent advances in otitis media. 3. Middle ear physiology and pathophysiology;Alper;Ann. Otol. Rhinol. Laryngol. Suppl.,2002
2. Cummings Otolaryngology Head & Neck Surgery;Cummings,2005
3. Point prevalence of type B tympanogram in children;Zakzouk;Saudi Med. J.,2002
4. Point prevalence of type B tympanogram in Riyadh;el-Sayed;Int. J. Pediatr. Otorhinolaryngol.,1995
5. Prevalence and risk factors of otitis media with effusion in school children in qassim region of Saudi Arabia;Humaid;Int. J. Health Sci.,2014