1 “... opioids in effectiveness or harms. Eight trials found no statistical difference in pain relief or function...”

2 “... opioids in effectiveness or harms. Eight trials found no statistical difference in pain relief or function...”

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15 “...-oxygenases, called COX-1 and COX-2. COX-2, found in joint and muscle tissue, contributes to pain...”

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18 “...-oxygenases, called COX-1 and COX-2. COX-2, found in joint and muscle tissue, contributes to pain...”

19 “..., no significant short-term (< 6 months) differences were found among oral NSAIDs, topical NSAIDs, or between oral...”

20 “... AND CONCLUSIONS: Overall, we found no substantial differences in comparative efficacy and effectiveness of second...”