Explanation of Medical Literature Ratings

A randomized, placebo-controlled trial of bupropion sustained release in chronic low back pain. J Pain. 2005 Oct;6(10):656-61. Keitel W, Frerick H, Kuhn U, Schmidt U, Kuhlmann M, Bredehorst A. Capsicum pain plaster in chronic non-specific low back pain. Arzneimittelforschung. 2001 Nov;51(11):896-903. Kessler RC, Chiu WT, Demler O, Walters EE ... ................
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