The classification of chronic hepatitis B virus infection does not include any of the following（）
A. Hepatitis B virus carriers
B. Chronic hepatitis B
C. Hepatitis B related liver cancer
D. Hepatitis B cirrhosis
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Which of the following is not a staging of clinical manifestations of AIDS（）
A. Chronic carrier period
B. AIDS stage
C. acute stage
D. Asymptomatic period
The routes of transmission of hepatitis C include（）
A. Blood
B. Intravenous drug use
C. Sexual transmission and mother-to-child transmission
D. Above all
At present, the diagnosis method of HCV infection is mainly（）
Anti-hcv antibody in serum was detected
Blood was taken for viral cell culture
C. HCV RNA was detected in the blood
D. The HCV granules in blood were observed by electron microscope
The main route of transmission of HCV is（）
A. Blood and blood products
B. Sexual contact
C. The digestive tract
Daily life contact
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