“这是不正常的传染病可能会增加总死亡率博士说:”丹尼斯·贾米森的疾病预防控制中心,谁是这项研究的一部分。
"This is unusual in that an infectious disease may increase the overall mortality rate," said Dr. Denise Jamieson of the CDC, who was part of the study.
“这是不正常的传染病可能会增加总死亡率博士说:”丹尼斯·贾米森的疾病预防控制中心,谁是这项研究的一部分。
"This is unusual in that an infectious disease may increase the overall mortality rate," said Dr. Denise Jamieson of the CDC, who was part of the study.
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