Authors: Silverstein, FE Faich, G Goldstein, JL Simon, LS Pincus, T Whelton, A Makuch, R Eisen, G Agarwal, NM Stenson, WF Burr, AM Zhao, WW Kent, JD Lefkowith, JB Verburg, KM Geis, GS

Citation: Fe. Silverstein et al., Gastrointestinal toxicity with celecoxib vs nonsteroidal anti-inflammatorydrugs for osteoarthritis and rheumatoid arthritis - The CLASS study: A randomized controlled trial, J AM MED A, 284(10), 2000, pp. 1247-1255