(Q67880889)
Statements
Relapse-preventing effect and safety of sulfasalazine and olsalazine in patients with ulcerative colitis in remission: a prospective, double-blind, randomized multicenter study. The Ulcerative Colitis Multicenter Study Group (English)
van Lier HJ
van Tongeren JH
M. C. Rijk
H. J. van Lier
J. H. van Tongeren