TY - JOUR AU - Koorts, Harriet AU - Cassar, Samuel AU - Salmon, Jo AU - Lawrence, Mark AU - Salmon, Paul AU - Dorling, Henry PY - 2021 DA - 2021/03/22 TI - Mechanisms of scaling up: combining a realist perspective and systems analysis to understand successfully scaled interventions JO - International Journal of Behavioral Nutrition and Physical Activity SP - 42 VL - 18 IS - 1 AB - Sustainable shifts in population behaviours require system-level implementation and embeddedness of large-scale health interventions. This paper aims to understand how different contexts of scaling up interventions affect mechanisms to produce intended and unintended scale up outcomes. SN - 1479-5868 UR - https://doi.org/10.1186/s12966-021-01103-0 DO - 10.1186/s12966-021-01103-0 ID - Koorts2021 ER -