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【单选题】
下列关于医学参考值范围的说法中正确的是( )
A.
医学参考值范围是根据没有疾病的人制定的
B.
医学参考值范围是根据大部分"健康人"的某项指标制定的
C.
在制定医学参考值范围时，最好用95%范围，因为这个范围最能说明医学问题
D.
在制定医学参考值范围时，最好用95％范围，因为这样比较好计算
E.
以上说法均不正确
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