Case 15-1993: A 58-Year-Old Man with Recurrent Lower Gastrointestinal Bleeding for over Two YearsRichard C. Cabot,Robert E. Scully,Eugene J. Mark,William F. McNeely,Betty U. McNeely,Cheryl J. Bunker,Christophe GirardetNew England Journal of Medicine(1993)引用 5|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