Efficacy of IFN treatment in 19 patients with high viral load who were HCV RNA seronegative at week 4 according to HCV RNA load and duration of treatment. Three cases had 850 KIU/mL and treated for 11 months. Black triangles, sustained virological response (SVR); white triangles, non-SVR.
Etoh et al. BMC Research Notes 2011 4:316 doi:10.1186/1756-0500-4-316