Ma Danxu, Guo Min, Li Xueyang, Wang Yun
Department of Anesthesiology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, China.
Department of Anesthesiology, Beijing Haidian Maternal and Child Health Hospital, Beijing, China.
Saudi J Anaesth. 2020 Jan-Mar;14(1):137-138. doi: 10.4103/sja.SJA_291_18. Epub 2020 Jan 6.