Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (320030_162575, PZ00P3_154709 / 1)
Schoenmakers Foundation (-)
Goldschmidt-Jacobson Foundation (-)
Text and Data Mining valid from 2018-05-22
Received: 27 February 2018
Accepted: 9 May 2018
First Online: 22 May 2018
Ethics approval and consent to participate
: This observational study was performed in accordance with institutional review board approval by the local ethical committee (ethical committee of northwestern and central part of Switzerland, EKNZ, approval number EK321/10) and informed consent was obtained from each participant.
: All co-investigators have substantially contributed to this work and gave their consent to the current manuscript.
: The authors declare that they have no competing interests.
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