title: Erratum for: Schulz PJ, et al. Swiss Med Wkly. 2007;137(Suppl 155):132S-137S.
authors.affiliation: Institute of Communication and Health Faculty of Communication Sciences, University of Lugano, Switzerland.
authors.forename: Peter J
authors.initials: PJ
authors.lastname: Schulz
authors.forename: Uwe
authors.initials: U
authors.lastname: Hartung
authors.forename: Joachim
authors.initials: J
authors.lastname: Haess
authors.forename: Angelo
authors.initials: A
authors.lastname: Tomada