消化性溃疡出血死亡危险因素分析Zhang Li'na,Ma Zhiguo,Yang Shaoqi,Yang LiZhonghua xiaohua zazhi（2014）引用 1|浏览10暂无评分关键词Peptic ulcer hemorrhage,Mortality,Risk factorsAI 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
