The analysis of correlation between karyotype and AZF microdeletion on Y chromosome for patients with azoospermia and severe oligozoospermia.
目的：研究男性原发性无精及严重少精症患者Y染色体AZF微缺失区域与临床表型的关系。
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Objective:To study the relationship between polymorphism of (CAG)n repeats within androgen receptor gene with severe oligozoospermia or azoospermia patients.