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两年以前,在一次国际会议上,Bloom曾报告说:“1974年,一个非洲国家的婴儿死亡率为20%,平均寿命30岁。几乎每个人患过疟疾,40%的人患结核病(约1/4为活动性病例),25%的人患河盲症(蟠尾丝虫病),3%的人患麻风。50%
Two years ago, at an international conference, Bloom once reported: "In 1974, an African country had an infant mortality rate of 20% with an average life expectancy of 30. Almost everyone had malaria and 40% had tuberculosis 1/4 of active cases), 25% of people suffering from river blindness (onchocerciasis), 3% of people suffering from leprosy, 50%