https://www.reuters.com/business/healthcare-pharmaceuticals/omicron-severe-previous-covid-variants-large-study-finds-2022-05-05/
以色列研究 分析下水道廢水 發現Delta變種還活著, 或將於夏季再來一波疫情
https://www.jpost.com/health-and-wellness/coronavirus/article-705669
天保庇 老人 病人 窮人!
