Suzanne Smith of STAR Analytical Services, the firm behind the research, says: "Why haven't we been measuring coughs?"
支持这项研究的星分析服务公司的苏珊娜·史密斯说:“我们为什么还不测量咳嗽?”
Suzanne Smith of STAR Analytical Services, the firm behind the research, says: "Why haven't we been measuring coughs?"
支持这项研究的星分析服务公司的苏珊娜·史密斯说:“我们为什么还不测量咳嗽?”
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