1.
Raphael PO, Thasim E, Simon BP, P. R. Comparative study on prediction of paediatric endotracheal tube size by ultrasonography and by age based formulas. Int J Res Med Sci [Internet]. 2017 Jan. 3 [cited 2025 Sep. 20];4(7):2528-32. Available from: https://www.msjonline.org/index.php/ijrms/article/view/960