1. Controlled trial of sulphasalazine in maintenance therapy for ulcerative colitis;Misiewsiz, J.J.; Lennard-Jones, J.E.; Connell, A.M.; Baron, J.H.; Avery Jones, F.;Lancet,1965
2. An experiment to determine the active therapeutic moiety of sulphasalazine;Azad-Kahn, A.K.; Piris, J.; Truelove, S.C.;Lancet,1977
3. 5-amino-salicylic acid for the treatment of inflammatory bowel disease;Dew, M.J.; Evans, B.K.; Rhodes, J.;Gastroenterology,1984
4. Comparison of the absorption and metabolism of sulphasalazine and acrylic-coated 5-amino salicylic acid in normal subjects and patients with colitis;Dew, M.J.; Ebden, P.; Kidwai, N.S.; Lee, G.; Evans, B.K.; Rhodes, J.;Br J Clin Pharmacol,1984
5. Determination of free and acetylated 5amino salicylic acid in serum and urine after administration of salicylazosulphapyridine;Hansson, K.A.;Acta Pharm Suevica,1973