Coal miners far and away have the highest mortality rate from pneumoconiosis, or black lung disease, which is cause by long-term exposure to coal dust.

尘肺和黑肺病都是因长期接触煤尘所致，那煤矿工无疑是由这两种病导致的死亡率最高的人群。

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The Dutch perinatal mortality rate is one of the highest in Europe, though the cause is contested.

尽管造成围产儿死亡的原因存在争议，但荷兰的围产儿死亡率是全欧洲最高的国家之一。

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NEC is a leading cause of disease and death in neonatal intensive care units, with a reported 2,500 cases occurring annually in the United States and a mortality rate of 26 percent.

NEC是新生儿重症看护病房中致病和致死的主因之一，据统计，每年美国新增患儿2500例，其中死亡率达百分之二十六。

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Even in developed countries, the mortality rate is 1 in 1000, and can also lead to measles encephalitis, which can cause comas, brain damage or death.

FORBES: Over 11,000 Californian Kindergartners Missed Vaccinations Last Year