SMS text pre-notification and delivery of reminder e-mails to increase response rates to postal questionnaires: a factorial design, randomised, controlled trial
Crossref DOI link: https://doi.org/10.1186/1745-6215-16-S2-P88
Published Online: 2015-11-16
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Starr, Kath
McPherson, Gladys
Forrest, Mark
Cotton, Seonaidh
License valid from 2015-11-16