使COVID-19:

Caroline Korves1, Martin Kulldorff2, Abirami S Balajee1

  • 1White River Junction Veterans Affairs Medical Center, White River Junction, VT, United States.

Vaccine
|August 28, 2025
PubMed
概括

对于感染者来说,COVID-19 疫苗的有效性在四个月内减弱,但对于住院患者来说,有效性会持续更长时间. 自控方法有效地使用观察数据评估疫苗保护的减弱.

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