Comparative outcomes of lopinavir/ritonavir and hydroxychloroquine for the treatment of COVID-19 with mild-to-moderate severity: A retrospective observational study

BackgroundLopinavir/ritonavir (LPV/r) and hydroxychloroquine (HCQ) are both being used to treat coronavirus disease 2019 (COVID-19), but their relative effectiveness is unknown. The purpose of this...