Hong Sang Hyun, Moon Young Eun, Lee Se Rin, Cho Sun Jin, Kwon Ou Kyoung
Department of Anesthesiology and Pain Medicine, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
Korean J Anesthesiol. 2012 Dec;63(6):569-70. doi: 10.4097/kjae.2012.63.6.569. Epub 2012 Dec 14.