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Flow chart of anti-hepatitis E virus (HEV) IgM positive patients, HEV RNA positivity and genotype 3 (GT3) subtype determination. *, five GT3 sequences were excluded from the phylogenetic analysis because sequenced fragments were too short; **, two GT3c sequences were excluded from the phylogenetic analysis because sequences were too short; ***, three GT3 unsubtyped sequences were excluded from the phylogenetic analysis because sequenced fragments were too short.
