随机抽样贵州省三都水族自治县水族人群500例，进行ABO血型的检测分析。
Random sample including 500 persons has been taken for investigating the distribution of ABO blood group in Shui nationality in Sandu county, Guizhou Province.
随机抽样贵州省三都水族自治县水族人群500例，进行ABO血型的检测分析。
Random sample including 500 persons has been taken for investigating the distribution of ABO blood group in Shui nationality in Sandu county, Guizhou Province.
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