Authors
Iren Bischofberger
Kalaidos Fachhochschule Gesundheit, Careum Forschung, Zürich
Karin van Holten
Kalaidos Fachhochschule Gesundheit, Careum Forschung, Zürich
© 2015 Iren Bischofberger, Karin van Holten, published by ZHAW Zurich University of Applied Sciences
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.