I’m sorry, I didn’t catch your name buying essays online “In conclusion, treatment with a 24-week regimen of sofosbuvir and ribavirin resulted in an SVR rate of 68 percent in the weight-based ribavirin regimen and 48 percent in the low-dose ribavirin regimen among patients with chronic HCV and unfavorable traditional predictors of treatment response who are representative of the demographics of the U.S. HCV epidemic,” Osinusi and colleagues write.