Funding for this research was provided by:
Ministerium für Wissenschaft, Forschung und Kunst Baden-Württemberg (Cooperative Doctoral Study Course "Health Services Research: Collaborative Care")
Deutsche Forschungsgemeinschaft
Albert-Ludwigs-Universität Freiburg
Article History
Received: 18 July 2018
Accepted: 5 April 2019
First Online: 2 May 2019
Ethics approval and consent to participate
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: The authors declare that they have no competing interests.
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