1081 Early Changes in Blood Urea Nitrogen Strongly Predict Mortality in Acute Gastrointestinal BleedingSundip S Karsan,Carl Nordstrom,Edward S Huang,Brennan M SpiegelGastroenterology(2012)引用 2|浏览9暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要