Department of Anesthesiology, Tri-Service General Hospital and National Defense Medical Center, Taipei, Taiwan
Mu-Hsien Yu
Department of Obstetrics and Gynecology, Tri-Service General Hospital and National Defense Medical Center, Taipei, Taiwan
Chun-Chang Yeh
Department of Anesthesiology, Tri-Service General Hospital and National Defense Medical Center, Taipei, Taiwan
Wei-Cheng Tseng
Department of Anesthesiology, Tri-Service General Hospital and National Defense Medical Center, Taipei, Taiwan; Corresponding author. Department of Anesthesiology, Tri-Service General Hospital and National Defense Medical Center, No.325, Section 2, Chenggong Road, Neihu District 114, Taipei, Taiwan.