%0 Journal Article %A M Schreijenberg %A C-WC Lin %A AJ McLachlan %A CM Williams %A SJ Kamper %A BW Koes %A CG Maher %A L Billot %T COMPLIER AVERAGE CAUSAL EFFECT ANALYSIS OF PARACETAMOL IN LOW BACK PAIN: SECONDARY ANALYSIS OF THE PACE DATA %D 2019 %J Orthopaedic Proceedings %P 19-19 %V 101-B %N SUPP_9 %R 10.1302/1358-992X.2019.9.019 %U https://doi.org/10.1302/1358-992X.2019.9.019 %K Spine