Internet-based randomized controlled trials: a systematic review.
The internet is increasingly being used to conduct randomized controlled trials (RCTs). Knowledge of the types of interventions evaluated and the methodological quality of these trials could inform decisions about whether to conduct future trials using conventional methods, fully online or a mixture of the two.
Author(s): Mathieu, Erin, McGeechan, Kevin, Barratt, Alexandra, Herbert, Robert
DOI: 10.1136/amiajnl-2012-001175