Authors: Roger Chou; Gilbert J Fanciullo; Perry G Fine; Jeremy A Adler; Jane C Ballantyne; Pamela Davies; Marilee I Donovan; David A Fishbain; Kathy M Foley; Jeffrey Fudin; Aaron M Gilson; Alexander Kelter; Alexander Mauskop; Patrick G O'Connor; Steven D Passik; Gavril W Pasternak; Russell K Portenoy; Ben A Rich; Richard G Roberts; Knox H Todd; Christine Miaskowski Journal: J Pain Date: 2009-02 Impact factor: 5.820