美沙拉嗪与柳氮磺吡啶治疗溃疡性结肠炎的疗效及安全性对比研究
미사랍진여류담광필정치료궤양성결장염적료효급안전성대비연구
Study of the Efficacy and Safety of Mesalazine and Sulfasalazine in the Treatment of Ulcerative Colitis