“Comparative Effectiveness of Oral Midazolam Vs. Oral Ketamine As Pre-Anesthetic Medication in Paediatric Cardiac Patients at Bangladesh Shishu Hospital & Institute”. Dhaka Shishu (Children) Hospital Journal, vol. 39, no. 2, July 2025, pp. 83-87, https://doi.org/10.3329/dshj.v39i2.82855.