ผู้เขียน: Lesley A. Stewart

Richard D. Riley is Professor of Biostatistics in the School of Medicine, Keele University, UK. Jayne F. Tierney is Professor of Evidence Synthesis at the MRC Clinical Trials Unit, University College London, UK. Lesley A. Stewart is Professor of Evidence Synthesis and Director of the Centre for Reviews and Dissemination, University of York, UK.