“Efficacy of Two Siddha Polyherbal Decoctions, Nilavembu Kudineer and Kaba Sura Kudineer, Along with Standard Allopathy Treatment in the Management of Mild to Moderate Symptomatic COVID-19 Patients—A Double-Blind, Placebo-Controlled, Clinical Trial” (2024) Aathiyoga Indian Journal of Ancient Medicine and Yoga, 1(02), pp. 83–90. doi:10.63300/0kmsbm35.