The COMET Handbook: version 1.0. by Williamson, P, Altman, D, Bagley, H, Barnes, K, Blazeby, J, Brookes, S, Clarke, M, Gargon, E, Gorst, S, Harman, N, Kirkham, J, McNair, A, Prinsen, C, Schmitt, J, Terwee, C, Young, B

Priorities for methodological research on patient and public involvement in clinical trials: A modified Delphi process. by Kearney, A, Williamson, P, Young, B, Bagley, H, Gamble, C, Denegri, S, Muir, D, Simon, N, Thomas, S, Elliot, J, Bulbeck, H, Crocker, J, Planner, C, Vale, C, Clarke, M, Sprosen, T, Woolfall, K