https://www.pennmedicine.org/updates/blogs/health-and-wellness/2018/february/sore-throat
https://www.drhesterent.com/sore-throat-coronavirus/
https://www.everydayhealth.com/coronavirus/how-to-cope-with-a-covid-19-sore-throat/
连花适用于“风热”感冒,不发热不用。流清鼻涕的,更不能用