有431种（66.10％）药品在不同省（区、市）最高中标价格与最低中标价格差异倍数分布在1倍之内；
For 431 (66.10%) kinds of drugs, the distribution of difference between the highest bidding price and the lowest bidding price was within 1 times;
不同流行区钉螺低密度及高密度组间的存活率和繁殖倍数差异均有统计学意义（P<0.05）。
The differences of survival and reproduction rates of Oncomelania snails between low and high density groups in different endemic areas were statistically significant (P<0.05).
不同流行区钉螺低密度及高密度组间的存活率和繁殖倍数差异均有统计学意义（P<0.05）。
The differences of survival and reproduction rates of Oncomelania snails between low and high density groups in different endemic areas were statistically significant (P<0.05).
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