BreakingNews: @RegencellBio $RGC : Second investigational study of RGC-COV19™ replicates results of earlier trial in eliminating COVID-19 symptoms. https://scr.zacks.com/news/news-details/2022/RGC-Second-investigational-study-of-RGC-COV19-replicates-results-of-earlier-trial-in-eliminating-COVID-19-symptoms.-/default.aspx