约，尽快打。P、M苗在第一针十天起呈现保护作用，二周后可以有效保护；

来源: fuz 于 2021-03-18 14:06:48 [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.