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Nucleic acid testing (NAT) is valuable for screening blood donors for occult hepatitis B virus (HBV) infection and infection during the window period in countries where HBV is endemic, such as China. An “in-house” NAT (Triplex NAT) was developed for screening for HBV DNA, hepatitis C virus (HCV) RNA, and the human immunodeficiency virus type 1 (HIV-1) RNA. Using the Triplex NAT, a head-to-head comparative...
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