Article info
Qualitative research
Research
Clinical trial participants’ experiences of completing questionnaires: a qualitative study
- Correspondence to Dr Christine Holmberg; christine.holmberg{at}charite.de
Citation
Clinical trial participants’ experiences of completing questionnaires: a qualitative study
Publication history
- Received October 30, 2013
- Revised January 10, 2014
- Accepted February 20, 2014
- First published March 24, 2014.
Online issue publication
October 25, 2017
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Copyright information
Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions This is an Open Access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 3.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/3.0/