%0 Journal Article %B BMC Musculoskeletal Disorders %D 2010 %G eng %M 20650012 %P 169 %T PACE--the first placebo controlled trial of paracetamol for acute low back pain: design of a randomised controlled trial %V 11 %7 2010/07/24 %@ 1471-2474 (Electronic)1471-2474 (Linking)