Caglayan, Evren
Trappiel, Manuela
Behringer, Arnica
Berghausen, Eva Maria
Odenthal, Margarete
Wellnhofer, Ernst
Kappert, Kai
Funding for this research was provided by:
Marga und Walter Boll Stiftung (210-04-109, 210-04-109)
Charite Universitätsmedizin Berlin (n.a.)
Sonnenfeld Stiftung (n.a.)
Article History
Received: 14 September 2018
Accepted: 11 February 2019
First Online: 27 February 2019
Ethics approval
: The study was conducted in accordance with institutional guidelines and approved by the Landesamt für Gesundheit und Soziales (LAGeSo, Berlin, Germany) and the Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen (LANUV).
: Not applicable.
: The authors declare that they have no competing interests.
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