For chronic diseases, this region has used the STEPwise approach to pinpoint problem areas where prevalence rates for risk factors are alarmingly high.
在慢性病方面，该区域使用阶梯式方法，查明风险因素存在极其普遍的问题地区。
AIDS in the region for the high prevalence areas, indirectly, that the monkey AIDS virus is passed from person.
该地区为艾滋病的高流行区，间接证明艾滋病病毒是从猴传给人的。
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