Lahiri, S., Asim Kumar Kundu and Manjushree Ray 2024. Comparison between ultrasonography and capnography for ascertaining placement of endotracheal tube in patients undergoing general anesthesia – A prospective observational study. Asian Journal of Medical Sciences. 15, 7 (Jul. 2024), 20–26. DOI:https://doi.org/10.3126/ajms.v15i7.63102.