1. Ketoprofen 2.5% gel versus placebo gel in the treatment of acute soft tissue injuries;Airaksinen;International Journal of Clinical Pharmacology, Therapy and Toxicology,1993
2. Topical indomethacin in overuse injuries in athletes. A randomized double blind study comparing Elmetacin® with oral indomethacin and placebo;Ăkermark;International Journal of Sports Medicine,1990
3. A well controlled comparative study of piroxicam gel, indomethacin gel and placebo gel in the treatment of trauma;Aoki;Japanese Pharmacology and Therapeutics,1984
4. A double-blind controlled multi-center study of percutaneous niflumic acid gel and placebo in the treatment of achilles heel tendinitis;Auclair;Current Therapeutic Research,1989
5. Treatment of ankle distortion with ibuprofen gel;Billigmann;Therapiewoche,1996