Prehospital randomised assessment of a mechanical compression device in out-of-hospital cardiac arrest (PARAMEDIC): a pragmatic, cluster randomised trial and economic evaluation oleh Simon Gates, Ranjit Lall, Tom Quinn, Charles D Deakin, Matthew W Cooke, Jessica Horton, Sarah E Lamb, Anne-Marie Slowther, Malcolm Woollard, Andy Carson, Mike Smyth, Kate Wilson, Garry Parcell, Andrew Rosser, Richard Whitfield, Amanda Williams, Rebecca Jones, Helen Pocock, Nicola Brock, John JM Black, John Wright, Kyee Han, Gary Shaw, Laura Blair, Joachim Marti, Claire Hulme, Christopher McCabe, Silviya Nikolova, Zenia Ferreira, Gavin D Perkins