Berens, Eva-Maria
Kaucher, Simone
van Eckert, Sandra
Reder, Maren
Kolip, Petra
Spallek, Jacob
Funding for this research was provided by:
Bundesministerium für Gesundheit (NKP-332-028)
Article History
Received: 16 April 2019
Accepted: 22 May 2019
First Online: 11 June 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Medical Faculty of Muenster University (2012–268-f-S) and the Data Protection Officer of Bielefeld University. Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.