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Nationwide nucleic acid amplification testing (NAT) for hepatitis B virus (HBV), hepatitis C virus (HCV) and human immunodeficiency virus type 1 (HIV-1) of blood donated voluntarily after serological screening was implemented on July 1st 1999 for transfusion and plasma fractionation by the Japanese Red Cross blood transfusion services. From February 1st 2000, HBV, HCV and HIV-1 NAT screening of pools...
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