COVID-19(11) Result(9) significantly higher(9) Patient(9) Randomized(6) highest(6) Follow-up(6) interval(6) treatment for COVID-19(6) primary endpoint(6) Mortality(6) Sofosbuvir/ledipasvir(6) RT-PCR(6) negative RT-PCR(6) Efficacy and safety(6) evaluated(6) patients with COVID-19(6) moderate(6) SARS-CoV-2(6) Serious Adverse Event(6) Infection(6) three groups(6) COVID-19 infection(6) tested(6) multicenter(6) was done(6) treatments for COVID-19(6) Cox regression(6) Randomized controlled trial(6) Open-label(6)