这观点有啥花头?不就是让大家不断接触/感染来提升免疫识别能力.问题是有些人感染后抵挡不住就走了.

来源: 5181 于 2024-01-06 10:24:36 [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.