Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) William Maixner and Roger B. Fillingim and David A. Williams and Shad B. Smith and Gary D. Slade,Overlapping Chronic Pain Conditions: Implications for Diagnosis and Classification,The Journal of Pain,1526-5900,Elsevier BV,2016-09,17,9,T93-T107,https://cir.nii.ac.jp/crid/1360580240108503680,https://doi.org/10.1016/j.jpain.2016.06.002