- Correspondence to Dr Marleen MHJ van Gelder, Department for Health Evidence (HP 133), Radboud University Medical Center, P.O. Box 9101, Nijmegen 6500 HB, The Netherlands;
- Received October 21, 2016
- Accepted October 26, 2016
- First published November 11, 2016.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.