van Heijl, Inger http://orcid.org/0000-0002-0160-715X
Schweitzer, Valentijn A. http://orcid.org/0000-0001-9640-7291
Zhang, Lufang
van der Linden, Paul D.
van Werkhoven, Cornelis H. http://orcid.org/0000-0002-0626-4635
Postma, Douwe F. http://orcid.org/0000-0002-0675-8459
Article History
First Online: 16 April 2018
Compliance with Ethical Standards
:
: This research received no specific grants from any funding agency in the public, commercial, or not-for-profit sectors.
: Inger van Heijl, Valentijn A. Schweitzer, Lufang Zhang, Paul D. van der Linden, Cornelius H. van Werkhoven, and Douwe F. Postma declare that they have no conflicts of interest.