Habib, Md Ahsanul. “Ultrasound-Guided Regional Anaesthesia: A New Era in the Field of Anaesthesia”. Journal of the Bangladesh Society of Anaesthesiologists 24, no. 1 (August 2, 2014): 1–2. Accessed August 16, 2024. https://banglajol.info/index.php/JBSA/article/view/19791.