title: Reply:
authors.affiliation: Gastrointestinal and Liver Unit, The Prince of Wales Hospital and University of New South Wales, Sydney, Australia.
authors.forename: Jelica
authors.initials: J
authors.lastname: Kurtovic
authors.forename: Qing
authors.initials: Q
authors.lastname: Liu
authors.forename: Zhong Ping
authors.initials: ZP
authors.lastname: Duan
authors.forename: Da Kang
authors.initials: DK
authors.lastname: Ha
authors.forename: Stig
authors.initials: S
authors.lastname: Bengmark
authors.forename: Stephen M
authors.initials: SM
authors.lastname: Riordan