Kivitz, A. J., Moskowitz, R. W., Woods, E., Hubbard, R. C., Verburg, K. M., Lefkowith, J. B., Geis, G. S.. (2001). Comparative efficacy and safety of celecoxib and naproxen in the treatment of osteoarthritis of the hip. Journal of International Medical Research, 29(6), 467-79.

PubMed ID: PM:11803730