Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Robert H. Dworkin and Dennis C. Turk and Michael P. McDermott and Sarah Peirce-Sandner and Laurie B. Burke and Penney Cowan and John T. Farrar and Sharon Hertz and Srinivasa N. Raja and Bob A. Rappaport and Christine Rauschkolb and Cristina Sampaio,Interpreting the clinical importance of group differences in chronic pain clinical trials: IMMPACT recommendations,Pain,0304-3959,Ovid Technologies (Wolters Kluwer Health),2009-12,146,3,238-244,https://cir.nii.ac.jp/crid/1360574093500898176,https://doi.org/10.1016/j.pain.2009.08.019