title: [Not Available].
authors.affiliation: Medizinischer Fachbereich ZNS/Anästhesiologie, GlaxoSmithKline GmbH & Co KG, Theresienhöhe 11, D-80339, München, Deutschland. lars.l.bergmann@gsk.com.
authors.forename: Lars L
authors.initials: LL
authors.lastname: Bergmann
authors.forename: M
authors.initials: M
authors.lastname: Behrens
authors.forename: M
authors.initials: M
authors.lastname: Dietl
authors.forename: N
authors.initials: N
authors.lastname: Banik