title: Erratum to: Comparative assessment of surgeons' task performance and surgical ergonomics associated with conventional and modified flank positions: a simulation study.
authors.affiliation: Urology Department and Institute of Urology, Peking University First Hospital, Peking University, Beijing, 100034, China, dantefanbmu@126.com.
authors.forename: Yu
authors.initials: Y
authors.lastname: Fan
authors.forename: Gaiqing
authors.initials: G
authors.lastname: Kong
authors.forename: Yisen
authors.initials: Y
authors.lastname: Meng
authors.forename: Shutao
authors.initials: S
authors.lastname: Tan
authors.forename: Kunlin
authors.initials: K
authors.lastname: Wei
authors.forename: Qian
authors.initials: Q
authors.lastname: Zhang
authors.forename: Jie
authors.initials: J
authors.lastname: Jin