How about: "HCV, Most likely to recoup intensive capital expenditures during the rigorous, grueling FDA trial process."
Which company will develop a new, novel, first in class HCV and HBV treatment, which can also be a prophylaxis, and maybe also a vaccine? Big $$$ at stake with almost 500 million having HCV alone, that THEY estimate. Throw in HBV and the stakes are huge imho....