Evaluation of two hepatitis C virus genotyping assays based on the 5' untranslated region (UTR): the limitations of 5' UTR-based assays and the need for a supplementary sequencing-based approach.

Evaluation of two hepatitis C virus genotyping assays based on the 5' untranslated region (UTR): the limitations of 5' UTR-based assays and the need for a supplementary sequencing-based approach.