Colombo, Miriam Giovanna http://orcid.org/0000-0003-2814-1000
Kirchberger, Inge
Amann, Ute
Heier, Margit
Thilo, Christian
Kuch, Bernhard
Peters, Annette
Meisinger, Christa
Article History
Received: 30 November 2017
Accepted: 26 February 2018
First Online: 9 March 2018
Ethics approval and consent to participate
: Data collection and follow-up questionnaires have been approved by the ethics committee of the Bavarian Medical Association (Bayerische Landesärztekammer) and have been performed in accordance with the Declaration of Helsinki. All study participants gave written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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