421 OCCULT HEPATITIS B VIRUS INFECTION AMONG HEPATOCELLULAR CARCINOMA PATIENTS IN JAPAN

2013 ◽  
Vol 58 ◽  
pp. S172-S173
Author(s):  
J. Muto ◽  
M. Mukaide ◽  
M. Sugiyama ◽  
S. Hiramine ◽  
T. Takeda ◽  
...  
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