Since there is no special governing law in this respect, intellectual property right cases are facing some substantial problems when applying general rules of evidence to them.

由于没有单独立法，知识产权案件在适用一般民事诉讼证据规则时面临许多无法解决的矛盾与障碍。

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They say that while three embryos are usually enough, there are special cases when they need more.

CNN: Georgia 'Octomom bill' would limit embryo implants