另取志愿献髓者骨髓10例作为正常健康人对照组。

Besides these, 10 cases of volunteers' bone marrow were collected as normal control.

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另选择20例健康体检者作为正常对照组。

Another 20 healthy individuals were selected as the control groups.

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选择健康体检者70例作为正常对照组。

Seventy healthy persons were selected as control group.

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选择健康体检者70例作为正常对照组。

Seventy healthy persons were selected as control group.

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