減少發病、減輕症狀,就是疫苗的基本作用啊。對已經感染或正在感染的病例,沒有幫助
本文內容已被 [ fuz ] 在 2021-02-12 11:04:32 編輯過。如有問題,請報告版主或論壇管理刪除.
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy