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Herens, Marion, Evert Jan Bakker, Johan van Ophem, Annemarie Wagemakers, and Maria Koelen. "Health-Related Quality of Life, Self-Efficacy and Enjoyment Keep the Socially Vulnerable Physically Active in Community-Based Physical Activity Programs: A Sequential Cohort Study." PLoS One 2016.

Herens, Marion, et al. "Health-Related Quality of Life, Self-Efficacy and Enjoyment Keep the Socially Vulnerable Physically Active in Community-Based Physical Activity Programs: A Sequential Cohort Study." PLoS One 2016.