Authors: Rathie Rajendram; Richard W J Lee; Mike J Potts; Geoff E Rose; Rajni Jain; Jane M Olver; Fion Bremner; Steven Hurel; Anne Cook; Rao Gattamaneni; Marjorie Tomlinson; Nicholas Plowman; Catey Bunce; Sandra P Hollinghurst; Laura Kingston; Sue Jackson; Andrew D Dick; Nichola Rumsey; Olivia C Morris; Colin M Dayan; Jimmy M Uddin Journal: Trials Date: 2008-01-31 Impact factor: 2.279