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Background and Aims Compared with ulcer bleeding (UB) in non-variceal upper gastrointestinal bleeding (NVUGIB), non-ulcer bleeding (NUB) is often considered to have a low risk of poor outcomes and is treated less intensively without any risk stratification. We conducted this study to assess the predictability of scoring systems for NUB and compare the outcomes of NUB and UB. Methods A total of 1831...
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