And since then, there is no more scientific evidence or verifiable sources. Hence the reason the CIA didn't even believe it and gave it the lowest confidence rating it has.
大多数人认为实验室泄漏理论有充分证据支持，但作者认为缺乏科学证据，因为CIA给予了最低置信度评级。这与主流媒体和政治叙事形成鲜明对比，挑战了公众对COVID-19起源的普遍认知。
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