Participant Recruitment and Retention in Remote eHealth Intervention Trials: Methods and Lessons Learned From a Large Randomized Controlled Trial of Two Web-Based Smoking Interventions.
Noreen L WatsonKristin E MullJaimee L HeffnerJennifer B McClureJonathan B BrickerPublished in: Journal of medical Internet research (2018)
ClinicalTrials.gov NCT01812278; https://clinicaltrials.gov/ct2/show/NCT01812278 (Archived by WebCite at http://www.webcitation.org/71gy5GLvO).