Prevalence and genetic etiology of poly-cystic ovarian syndrome (PCOS) in Mauritania by Marieme Elwafi, Abdi Ahmed, Abdi Ahmed, Omar Akhouayri, Ahmed Zein, Ahmed Zein, Hamma Abdelkader, Roughaya Selman, Ahmed Houmeida

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Assessment of the medial olivocochlear reflex in normal-hearing right-handed subjects using auditory brainstem response: a pilot study by Ahmed Zein-Elabedein, Ahmed Ragab, Hosam Sanyelbhaa, Ahlam Diab, Asmaa Moaty

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Does benign paroxysmal positional vertigo impact the psychological state of patients? A case–control study by Ahmed Zein-Elabedein, Hoda Abd-Elhamid, Ahmed Ragab, Asmaa Salah Mokhtar

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