X线及内镜引导下放置鼻空肠营养管在危重患者中的应用效果比较
X선급내경인도하방치비공장영양관재위중환자중적응용효과비교
Clinical Effects of the Placement of Nose-jejunum Nutrition Tube Guided by X-ray and Endoscopy on Critically Ill Patients
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