@article{b684be29232548a2ab4832decbefbafa,
title = "Patients preferences within randomised trials: systematic review and patient level meta-analysis",
author = "S,J Adamson, and J,M Bland, and E Hay and R,E Johnson, and G Johns and H Kitchener and J,A Moffett, and G,J Macfarlene, and H MacPherson and S McLean and L Nelson and C Salisbury and E Thomas and H,E Tilbrook, and D,J Torgerson,",
year = "2008",
doi = "10.1136/bmj.a1864",
language = "English",
volume = "337",
journal = "BMJ",
issn = "1468-5833",
publisher = "BMJ Publishing Group",
}