Kiran Qamar, Sheikh Ziarat Ali, Saba Naveed, Mehtab Tipu Chaudary, Fariha Aslam, Nazia Rubab Maqbool. Positive Predictive Value of Upper Lip Bite Test in Predicting Difficult Intubation. Pakistan Journal of Medical & Health Sciences [Internet]. 2022 May 13 [cited 2024 Dec. 4];16(04):326. Available from: https://pjmhsonline.com/index.php/pjmhs/article/view/830