endoscopy,anemia

gastrointestinal endoscopy in practice
endoscopy:早期胃癌内镜切除vs手术治疗的长期生存率
endoscopy international open issues per year : 12 volume : 7
endoscopy:结肠镜检查的一种新的综合测量方法-结肠插管的性能指标
[9783319875798]