FIGURE 3 | New antivirals for the treatment of HCV and present stage of development.

From the following article:

The way forward in HCV treatment — finding the right path

Michael P. Manns, Graham R. Foster, Jürgen K. Rockstroh, Stefan Zeuzem, Fabien Zoulim & Michael Houghton

Nature Reviews Drug Discovery 6, 991-1000 (December 2007)

doi:10.1038/nrd2411