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作者利用高分辨显带技术,对85例原因不明或临床体征提示有染色体异常的智力低下病人,进行了中前和早中期染色体分析,目的在于探讨常规染色体分析法与高分辨技术
Using high-resolution banding technique, 85 cases of mental retardation in patients with unexplained or clinical signs of chromosomal abnormalities were analyzed for chromosomal analysis before and in the middle and early stages with the aim of exploring the relationship between routine chromosome analysis and high resolution