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本文报告了436名7—17周岁健康男性儿童少年手、腕部14项骨化指标及第二性征与睾丸生长突增之间的关系。并将14项骨化指标结合睾丸生长速度分为三期。
This paper reports the relationship between the 14 ossification and secondary features of 436 young and 7-year-old healthy male children’s hand and wrist with sudden increase of testicular growth. And 14 ossification index combined with testicular growth rate is divided into three phases.