title: Erratum to: Using auriculotherapy for osteoarthritic knee among elders: a double-blinded randomised feasibility study.
authors.affiliation: School of Nursing, The Hong Kong Polytechnic University, HungHom, Hong Kong. lorna.suen@polyu.edu.hk.
authors.forename: Lorna K P
authors.initials: LK
authors.lastname: Suen
authors.affiliation: Johns Hopkins School of Nursing, Room 421, 525, N. Wolfe Street, Baltimore, MD21205, USA.
authors.forename: Chao Hsing
authors.initials: CH
authors.lastname: Yeh
authors.affiliation: School of Nursing, The Hong Kong Polytechnic University, HungHom, Hong Kong.
authors.forename: Simon K W
authors.initials: SK
authors.lastname: Yeung