Tongue pictures were obtained every two times, plus the changes have been firmly linked to the development of COVID-19. These tongue traits can be utilized as effective, non-intrusive indices to the distinct phases of COVID-19 phases. Our examine was The 1st time tongue analysis was applied in time sequence https://andy4r40v.blogolize.com/the-fact-about-chinese-medicine-anxiety-that-no-one-is-suggesting-62977243