Qazi, Zia-us-Salam, Sarfraz Latif, and Sadia Maqsood Awan. 2016. “ORBITAL INVOLVEMENT IN SINONASAL DISEASES”. Journal of Ayub Medical College Abbottabad 28 (4):687-93. https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/1189.