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黔南布依族、苗族自治州辖12个县（市）3320000人口，少数民族占53％，经济文化均较落后，划为国家和省级贫困县就有5个，群众I3我保健意识较差，开展预防接种和儿童计划免疫工作难度较大。全州自1986年起装备冷链设施，并有计划地开展儿童计划免疫。白喉曾是严重危害全州儿童
Qiannan Bouyei and Miao autonomous prefectures have 33,200,000 people in 12 counties (cities) and 53% of ethnic minorities. Their economic and cultural backgrounds are lagging behind and there are 5 counties designated as poverty-stricken counties at the national and provincial levels. The masses I3 have poor health consciousness, Vaccination and child immunization programs are more difficult. Since 1986, the state has installed cold chain facilities and planned child immunization programs. Diphtheria was a serious hazard to children throughout the state