Giving trial participants a thank you note or card after each study visit
SWAT: 54
Objective of this SWAT:
To examine whether giving a thank you note or card to enrolled participants after each studyrelated visit improves their retention in the triaL
Status:
In Progress
Resources:
Please click the links below to access the registered protocol or SWAT download bundle which includes: 1) SWAT Summary - host trial protocol appendix
