Ahmed Elhaj, A., 		Abdalla, M., & 		Abubakar AbdallaM, H.
(2005).
 THE EFFECT OF AREA AND SITE OF TYMPANIC MEMBRANE PERFORATIONS ON HEARING THRESHOLD AMONG SUDANESE PATIENTS.
<em>Gezira Journal Of Health Sciences, 4</em>(1).
Retrieved from <a href="http://37.60.236.48/index.php/gjhs/article/view/220" target="_new">http://37.60.236.48/index.php/gjhs/article/view/220</a>