de Boer, Angela G. E. M.
Geuskens, Goedele A.
Bültmann, Ute
Boot, Cécile R. L.
Wind, Haije
Koppes, Lando L. J.
Frings-Dresen, Monique H. W.
Article History
Received: 5 July 2017
Revised: 26 April 2018
Accepted: 22 May 2018
First Online: 30 May 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was exempt from Medical Ethical Review, and no informed consent was needed.