Not Just a Sum? Identifying Different Types of Interplay between Constituents in Combined Interventions

• Katrijn Van Deun ,

  * E-mail: k.vandeun@tilburguniversity.edu

  Affiliations Research Group of Quantitative Psychology and Individual Differences, Faculty of Psychology and Educational Sciences, KU Leuven, Belgium, Methodology and Statistics, Tilburg University, Tilburg, The Netherlands

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• Lieven Thorrez,

  Affiliation KU Leuven—University of Leuven, Department of Development and Regeneration @ Kulak, Kortrijk, Belgium

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• Robert A. van den Berg,

  Affiliation GlaxoSmithKline Vaccines, Rixensart, Belgium

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• Age K. Smilde,

  Affiliation Biosystems data analysis, Swammerdam Institute for Life Sciences, University of Amsterdam, Amsterdam, The Netherlands

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• Iven Van Mechelen

  Affiliation Research Group of Quantitative Psychology and Individual Differences, Faculty of Psychology and Educational Sciences, KU Leuven, Belgium

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