加拿大打AZ加PZ, 两针相隔时间长, 好象效果不错, 也可能和人少地大, LOCKDOWN 有关?

来源: wszgr 于 2021-07-29 06:55:19 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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