title: [Effectiveness of Azulfidine/Salazopyrin in the postoperative prevention of recurrence in Crohn disease].
mesh_terms: D002986:Clinical Trials as Topic; D003082:Colectomy; D003424:Crohn Disease / Q000517:prevention & control*; D004311:Double-Blind Method; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control*; D012008:Recurrence; D012460:Sulfasalazine / Q000627:therapeutic use*
chemical_list: D012460:Sulfasalazine
vernacular_title: Wirksamkeit von Azulfidine/Salazopyrin zur postoperativen Rezidivprophylaxe bei Morbus Crohn.