Efferson, Charles http://orcid.org/0000-0001-8244-4497
Vogt, Sonja http://orcid.org/0000-0002-5462-309X
Fehr, Ernst http://orcid.org/0000-0001-6325-7821
Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (100018_185417/1, 100018_185417/1)
Article History
Received: 26 September 2017
Accepted: 8 October 2019
First Online: 2 December 2019
Competing interests
: The authors declare no competing interests.