LOS ANGELES, May 1 (Xinhua) -- The U.S. Department of Health and Human Services (HHS) and the National Institutes for Health (NIH) on Thursday announced the launch of Generation Gold Standard, a ...

SYDNEY, April 30 (Xinhua) -- Receiving a vaccine booster in the same arm as the first dose triggers a faster and stronger immune response and helps the body build protection faster, a new research ...

时间回溯至2020-2021年，新冠疫情爆发，为了控制疫情蔓延，美国食品药品监督管理局（FDA）紧急授权使用了三种疫苗产品。为了实现广泛的疫苗覆盖，美国机构和私人医疗保险机构投入了大量资金，补贴疫苗的购买和接种费用。面对如此巨大的投入，一个关键问题浮 ...