S, T., V. I, S. P, S. S, P. P, G. S, and S. A. “An Open-Label Clinical Trial to Evaluate the Safety & Efficacy of Siddha Sastric Medicines – Fixed Regimen in COVID-19 Positive Asymptomatic, Mild or Moderate Cases - A Pilot Study”. International Journal of Ayurvedic Medicine, vol. 12, no. 2, June 2021, pp. 347-52, doi:10.47552/ijam.v12i3.1832.