Supplementary Figure and Table for Davis et al. (BMJ, 2008)

Davis, Philip M.2008-06-302008-06-302008-06-30https://hdl.handle.net/1813/11049Supplementary figure and table to accompany article by Davis et al. (BMJ, 2008)enopen accesscitation advantageusage dataBMJSupplementary Figure and Table for Davis et al. (BMJ, 2008)other