SMS text pre-notification and delivery of reminder e-mails to increase response rates to postal questionnaires in the SUSPEND trial: a factorial design, randomised controlled trial
Crossref DOI link: https://doi.org/10.1186/s13063-015-0808-9
Published Online: 2015-07-08
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Starr, Kathryn
McPherson, Gladys
Forrest, Mark
Cotton, Seonaidh C.
License valid from 2015-07-08
Article History
Received: 4 February 2015
Accepted: 11 June 2015
First Online: 8 July 2015