Fig. 1. Protocol/template (A) and raw laboratory data (B) for calculating the copies/mL to IU/mL conversion factor. The selected conversion factor is underlined for emphasis. Abbreviations: WHO, World Health Organization; BKV, BK virus; qPCR, quantitative polymerase chain reaction; DV, detected value. *DNA extraction duplication by a single piece or two different pieces of the same instrument.
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