N-acetyl-L-cysteine combined with mesalamine in the treatment of ulcerative colitis: Randomized, placebo-controlled pilot study

Guijarro LG, Mate J, Gisbert JP, Perez-Calle JL, Marín-JimenezI, Arriaza E, Olleros T, Delgado M, Castillejo MS, Prieto-Merino D, Gonzalez-Lara V, Peña AS.
World J Gastroenterol 2008;14:2851-7