Khalid, Zahra, Usman Ahmed, and Ayesha Anwar. “CORRELATION BETWEEN SADDLE ANGLE AND MINIMAL CROSS SECTION AREA OF THE UPPER AIRWAY”. Pakistan Journal of Physiology 12, no. 3 (September 30, 2016): 16–18. Accessed April 19, 2024. https://pjp.pps.org.pk/index.php/PJP/article/view/540.