Sakhuja, P, H Whyte, and E Finan. “Accuracy of 7-8-9 Rule: Neonatal Endotracheal Intubation”. Journal of Nepal Paediatric Society 32, no. 1 (February 29, 2012): 93. Accessed November 23, 2024. https://nepjol.info/index.php/JNPS/article/view/5759.