The Use of Bubble CPAP and Humidified High Flow Nasal Cannula Oxygen Therapy in Children with Severe Pneumonia and Hypoxemia: A Systematic Review of the Evidence. Bangladesh Crit Care J [Internet]. 2015 Jul. 10 [cited 2026 Jun. 29];2(2):71-8. Available from: https://www.banglajol.info/index.php/BCCJ/article/view/24085