Hamzah, Nor Farhanah, Nadia Md Nor, Muhammad Maaya, Syarifah Nor Nazihah Sayed Masri, Rufinah Teo, and Azlina Masdar. 2023. “Pre-Oxygenation in Obese Patients: Facemask Versus Facemask With Nasal Prong”. Malaysian Journal of Anaesthesiology 2 (1):14-24. https://doi.org/10.35119/myja.v2i1.42.