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在作者以前的论文中,曾报导152例自然流产儿的核型分析结果(其中39例用G显带法分析),尽管这能识别一些异常染色体,但未能研究每个流产胎儿的带型,以检
In a previous paper by the author, karyotyping of 152 spontaneous abortions (39 of which were analyzed by G-banding) was reported. Although this identifies some abnormal chromosomes, it has not been possible to study the zygosity of each aborted fetus To seized