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源自国外？新冠病毒溯源深陷迷雾
source link: https://tech.sina.com.cn/d/f/2020-02-28/doc-iimxxstf4968527.shtml
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来源：中国科学报2月27日，国家卫健委高级别专家组组长钟南山在新闻通气会上表示，疫情首先出现在中国，不一定是发源在中国。同时，最新研究表明，继蛇、穿山甲、水貂之后，龟类也可能是新冠病毒的潜在中间宿主。有关新冠病毒溯源的新进展源源不断。然而，
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