title: WITHDRAWN: EDITORIAL.
abstract: This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause. The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy.
authors.affiliation: Bundesverband der Arzneimittel-Hersteller, Ubierstrasse 71-73, D-53173 Bonn, Germany.
authors.forename: Barbara
authors.initials: B
authors.lastname: Steinhoff