Bambra, C., Hillier, F., Moore, H., Cairns-Nagi, J., & Summerbell, C. (2013). Tackling inequalities in obesity: a protocol for a systematic review of the effectiveness of public health interventions at reducing socioeconomic inequalities in obesity among adults. Systematic Reviews, 2(1), Article 27. https://doi.org/10.1186/2046-4053-2-27