研究：COVID-19二度中鏢機率低但年長者風險高

未署名2021/3/18 10:50

<img src="https://static.rti.org.tw/assets/thumbnails/2020/07/07/2fb84aec3ab0bb69f965ce70cc6f855b.jpg" width="360" alt="COVID-19(武漢肺炎)疫情延燒全球。...