Rodgers, S., Audrey, S., Cooper, A. R., Hollingworth, W., Metcalfe, C., Procter, S., . . . Gillison, F. (2015). Study protocol: The effectiveness and cost effectiveness of an employer-led intervention to increase walking during the daily commute: the Travel to Work randomised controlled trial. BMC Public Health, 15(1), . doi:10.1186/s12889-015-1464-4

Rodgers, Sarah, Suzanne Audrey, Ashley R. Cooper, William Hollingworth, Chris Metcalfe, Sunita Procter, Adrian Davis, Rona Campbell, and Fiona Gillison. "Study Protocol: The Effectiveness and Cost Effectiveness of an Employer-led Intervention to Increase Walking During the Daily Commute: The Travel to Work Randomised Controlled Trial." BMC Public Health 15, no. 1 (2015).

Rodgers, Sarah, et al. "Study Protocol: The Effectiveness and Cost Effectiveness of an Employer-led Intervention to Increase Walking During the Daily Commute: The Travel to Work Randomised Controlled Trial." BMC Public Health 15.1 (2015).