Fig. 2From: Evaluation of the role of Care Sport Connectors in connecting primary care, sport, and physical activity, and residents’ participation in the Netherlands: study protocol for a longitudinal multiple case study designTheory of Triadic Influence. Obtained with permission from BR, Petraitis J. The Theory of Triadic Influences. A new theory of health behavior with implications for preventive interventions. Adv Med Sociol. 1994;4:19–44Back to article page