Qamar, Ambreen, Masood Anwar Qureshi, Shazia Nazar, Saifullah Baig, Wajiha Iffat, and Muhammad Owais. 2019. “Physical Activity and Apnoea-Hypopnea Index in Obstructive Sleep Apnoea”. Pakistan Journal of Physiology 15 (3):67-70. https://doi.org/10.69656/pjp.v15i3.1116.