我国汉族女生月经初潮年龄变化趋势及影响因素研究①

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2095-2813|6|27|175-177

ISSN: 2095-2813

Source: 当代体育科技, Vol.6, Iss.27, 2016-01, pp. : 175-177

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Abstract