Menzi, Nadia
Osinga, Rik
Todorov, Atanas
Schaefer, Dirk Johannes
Martin, Ivan http://orcid.org/0000-0001-6493-0432
Scherberich, Arnaud
Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (310030-138519)
Article History
Received: 17 June 2017
Accepted: 8 January 2018
First Online: 17 January 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the local ethical committee (Ethikkommission beider Basel [EKBB], Ref. 78/07 extended in 2009). All seven donors gave written informed consent.