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肿瘤的死亡率
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肿瘤的死亡率
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医学
肿瘤流行病学
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mortality rate of cancer
肿瘤的死亡率
在既定的年度和某地区内,以总户籍人口平均数作分母,以收集得到的已确认的所有恶性肿瘤死亡病例数作分子,得到的相对数或频数指标。表达的是某年某地区人群恶性肿瘤死亡危险程度。
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tropical ocean-atmosphere interaction
Tropical Ocean Global Atmosphere
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tropical savanna climate
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tropical tropopause (transition) layer
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