Efficacy and Safety of Andrographolide and Favipiravir Versus Favipiravir Monotherapy in Patients with Mild COVID-19 Infection: A Multicenter Randomized Controlled Trial
Prasoppokakorn et al., OBM Integrative and Complementary Medicine, doi:10.21926/obm.icm.2401013
https://c19early.org/prasoppokakorn.html