Fig. 1From: Detection of low-level HCV variants in DAA treated patients: comparison amongst three different NGS data analysis protocolsFlowchart of the three methods used for NGS data analysis. a first method based on DeepChek® -HCV commercially available certified software; b second method based on a homemade raw data analysis coupled with the online informatic tool provided by Geno2Pheno (geno2pheno(ngs-freq)); c third method based on a homemade pipeline coupled with VarScanBack to article page