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Hepatitis B Surface Antigen subtype adw2, genotype A (International Reference Panel)
HBsAg (HBV genotype B4, HBsAg subtypes ayw1/adw2)(3rd International Standard)
Hepatitis A Virus VL For Nucleic Acid Amplification Techniques (3rd International Standard)
Hepatitis C virus RNA for nucleic acid amplification techniques (6th WHO International Standard)
Hepatitis B Virus DNA for NAT (5th WHO International Standard)