title: In Reply.
authors.affiliation: Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea (B.G.L.). bglim9205@korea.ac.kr.
authors.forename: Byung Gun
authors.initials: BG
authors.lastname: Lim
authors.forename: Heezoo
authors.initials: H
authors.lastname: Kim
authors.forename: Myoung Hoon
authors.initials: MH
authors.lastname: Kong
authors.forename: Il-Ok
authors.initials: IO
authors.lastname: Lee
mesh_terms: D000698:Analgesia / Q000379:methods* / Q000592:standards*; D005260:Female; D006801:Humans; D008297:Male