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APA Citation
Shaw, P. A., Yancy, W. S., Wesby, L., Ulrich, V., Troxel, A. B., Huffman, D., Foster, G. D., & Volpp, K. (2017). the design and conduct of Keep It Off: An online randomized trial of financial incentives for weight-loss maintenance. Clinical trials, 14, 29–36. http://access.bl.uk/ark:/81055/vdc_100068146159.0x000015