疑納入過期資訊 AZ疫苗在美臨床試驗效力遭質疑

<img src="https://static.rti.org.tw/assets/thumbnails/2021/01/05/8449f6dcd71856342ffbc388b5c8c396.jpg" width="360" alt="阿斯特捷利康(AstraZeneca)的COVID-19疫苗...