Showing 1 - 3 results of 3 for search 'Kalaitzaki, Eleftheria', query time: 0.02s Refine Results
  1. 1
    Impact and Costs of Incentives to Reduce Attrition in Online Trials: Two Randomized Controlled Trials

    Impact and Costs of Incentives to Reduce Attrition in Online Trials: Two Randomized Controlled Trials by Khadjesari, Zarnie, Murray, Elizabeth, Kalaitzaki, Eleftheria, White, Ian R, McCambridge, Jim, Thompson, Simon G, Wallace, Paul, Godfrey, Christine

    Published 2011
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  2. 2
    Methodological Challenges in Online Trials

    Methodological Challenges in Online Trials by Murray, Elizabeth, Khadjesari, Zarnie, White, Ian R, Kalaitzaki, Eleftheria, Godfrey, Christine, McCambridge, Jim, Thompson, Simon G, Wallace, Paul

    Published 2009
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  3. 3
    Impact of Length or Relevance of Questionnaires on Attrition in Online Trials: Randomized Controlled Trial

    Impact of Length or Relevance of Questionnaires on Attrition in Online Trials: Randomized Controlled Trial by McCambridge, Jim, Kalaitzaki, Eleftheria, White, Ian R, Khadjesari, Zarnie, Murray, Elizabeth, Linke, Stuart, Thompson, Simon G, Godfrey, Christine, Wallace, Paul

    Published 2011
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