没听说过再次感染吗？没听说过打针以后抗体逐渐减少吗？

来源: AprilMei 于 2022-02-07 10:17:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.