Xu, Guixing, Dawei Liu, Fang Xiao, and Donghua Zheng. “Key Points of Cooperation for Successful Implementation of Bedside TCD in Brain Death Determination”. International Journal of Advances in Medicine 7, no. 6 (May 22, 2020): 1009–1012. Accessed January 31, 2026. https://www.ijmedicine.com/index.php/ijam/article/view/2344.