Conclusions The IVD can release enough Cu++ in vivo and in situ, it is sure of birth controlling effect.

  • 结论镀银管状铜节育栓在体外和活体内均能释放足够浓度的铜离子,有肯定节育效果。

  • 互联网摘选 2025-01-20 19:11:12

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