• Journal Article

The effect of study sponsorship on a systematically evaluated body of evidence of head-to-head trials was modest: secondary analysis of a systematic review

Citation

Gartlehner, G., Morgan, L., Thieda, P., & Fleg, A. (2009). The effect of study sponsorship on a systematically evaluated body of evidence of head-to-head trials was modest: secondary analysis of a systematic review. Journal of Clinical Epidemiology, 63(6), 587 - 8.

Abstract