Endoscopy, Table of Contents Endoscopy 2011; 43(04): 462-463DOI: 10.1055/s-0031-1291794 Commentaires © Georg Thieme Verlag KG Stuttgart · New YorkCommentaire de travail de L. G. Lim et al., pp. 300 Recommend Article Abstract See also:Urgent endoscopy is associated with lower mortality in high-risk but not low-risk nonvariceal upper gastrointestinal bleedingEndoscopy 2011; 43(04): 300-306DOI: 10.1055/s-0030-1256110 Full Text