3Schepis F , Camma C , Niceforo D . et al. Which patients with cirrhosis should undergo endoscopic screening for esophageal varices detection.[J]. Hepatology. 2001. 33(2): 338.
4Boss L, Johansen C. The support study, of social psychology in the process of family visiting for cancer patient[J]. Cancer Nurs,2002, 25(5): 350.
5Schepis F , Camma C , Niceforo D , et al . Which patients with cirrhosis should undergo endoscopic scree-ning for esophageal varices detection?[J]. Hepatology, 2001, 33(2): 338.?A
