1. A randomized double-blind short-term trial of tenoxicam versus piroxicam in osteoarthritis of the knee;Alballa;Curr Ther Res,1990
2. Randomized, double-blind, short-term trial of nabumetone versus diclofenac in osteoarthritis of the knee;Alballa;Curr Ther Res,1992
3. Flurbiprofen versus diclofenac for the treatment of osteoarthritis of the knee;Atra;DICP,1990
4. A multi-center study of tenoxicam and diclofenac in patients with osteoarthritis of the knee;Bellamy;J Rheumatol,1993
5. Double-blind parallel comparison of etodolac and diclofenac s.r. in patients with osteoarthritis of the knee;Brasseur;Acta Ther,1991