Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Christopher M. Bono and F. Todd Wetzel,"Black, white, or gray: how different (or similar) are YODA and the The Spine Journal reviews of BMP-2?",The Spine Journal,1529-9430,Elsevier BV,2013-09,13,9,1001-1005,https://cir.nii.ac.jp/crid/1361699994828007168,https://doi.org/10.1016/j.spinee.2013.07.030