抗體消失快,他們早就知道啊.當初疫苗他們應該設計打3針,如乙肝疫苗打3針.估計後悔莫及.
所有跟帖:
• . -newxiaoshuye- ♂ (0 bytes) () 08/27/2022 postreply 18:01:06
• . -newxiaoshuye- ♂ (0 bytes) () 08/27/2022 postreply 18:01:06
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