Objective To study the relationship between recurrent spontaneous abortion and the cytotoxic effect of NK cells.

目的探讨复发性自然流产(RSA) 的发生与自然杀伤(NK) 细胞杀伤活性的关系.

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Objective To study the variation of peripheral blood NK Sub - class ratio in recurrent spontaneous abortion.

目的研究自然杀伤(NK)细胞亚群比例变化与复发性自然流产(RSA)的关系.

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