title: Authors' Reply.
authors.affiliation: University Children's Hospital, Wx00FC;rzburg, Germany.
authors.forename: Helge
authors.initials: H
authors.lastname: Hebestreit
authors.forename: Hubertus G M
authors.initials: HG
authors.lastname: Arets
authors.forename: Paul
authors.initials: P
authors.lastname: Aurora
authors.forename: Steve
authors.initials: S
authors.lastname: Boas
authors.forename: Frank
authors.initials: F
authors.lastname: Cerny
authors.forename: Erik H J
authors.initials: EH
authors.lastname: Hulzebos
authors.forename: Chantal
authors.initials: C
authors.lastname: Karila
authors.forename: Larry C
authors.initials: LC
authors.lastname: Lands
authors.forename: John D
authors.initials: JD
authors.lastname: Lowman
authors.forename: Anne
authors.initials: A
authors.lastname: Swisher
authors.forename: Don S
authors.initials: DS
authors.lastname: Urquhart