Froud, R., Bjørkli, T., Bright, P., Rajendran, D., Buchbinder, R., Underwood, M., . . . Eldridge, S. (2015). The effect of journal impact factor, reporting conflicts, and reporting funding sources, on standardized effect sizes in back pain trials: A systematic review and meta-regression. BMC Musculoskelet Disord.

Froud, Robert, Tom Bjørkli, Philip Bright, Dévan Rajendran, Rachelle Buchbinder, Martin Underwood, David Evans, e Sandra Eldridge. "The Effect of Journal Impact Factor, Reporting Conflicts, and Reporting Funding Sources, On Standardized Effect Sizes in Back Pain Trials: A Systematic Review and Meta-regression." BMC Musculoskelet Disord 2015.

Froud, Robert, et al. "The Effect of Journal Impact Factor, Reporting Conflicts, and Reporting Funding Sources, On Standardized Effect Sizes in Back Pain Trials: A Systematic Review and Meta-regression." BMC Musculoskelet Disord 2015.