title: Quality improvement for reducing intravenous patient-controlled analgesia self-discontinuation rate.
authors.affiliation: Department of Anesthesiology and Pain Medicine, Kyung Hee University Hospital, Kyung Hee University School of Medicine, Seoul, Korea.
authors.forename: Yoo-Jin
authors.initials: YJ
authors.lastname: Kang
authors.affiliation: Department of Anesthesiology and Pain Medicine, Kyung Hee University Hospital at Gangdong, Kyung Hee University, Seoul, Korea.
authors.forename: Seong-Joo
authors.initials: SJ
authors.lastname: Eun
authors.affiliation: Department of Anesthesiology and Pain Medicine, Kyung Hee University Hospital at Gangdong, Kyung Hee University, Seoul, Korea.
authors.forename: Eun-Woo
authors.initials: EW
authors.lastname: Park
authors.affiliation: Department of Anesthesiology and Pain Medicine, Kyung Hee University Hospital at Gangdong, Kyung Hee University, Seoul, Korea.
authors.forename: Soo-Young
authors.initials: SY
authors.lastname: Lee
authors.affiliation: Department of Anesthesiology and Pain Medicine, Kyung Hee University Hospital at Gangdong, Kyung Hee University, Seoul, Korea.
authors.forename: Jong-Man
authors.initials: JM
authors.lastname: Kang