. 2020 Jun 9;9:577. [Version 1] doi: 10.12688/f1000research.23651.1
Copyright: © 2020 Cunningham-Burley R et al.
This is an open access article distributed under the terms of the Creative Commons Attribution Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 2. Kaplan-Meier curve for time to questionnaire return.
