A rectal ulcer perforated into the presacral space]J Egea Valenzuela,A Sánchez Torres,M Alajarín Cervera,J Gil Martínez,F Carballo AlvarezREVISTA ESPANOLA DE ENFERMEDADES DIGESTIVAS(2008)引用 23|浏览2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