2026-03-21 19:49 浏览次数 18
月经初潮年龄
in conclusion, the menarche age of females in huhhot may have reached the lower limit of genetic control and the menarche age has shown a stable tendency.
本文认为呼和浩特地区女性初潮年龄己达到或接近遗传控制的下限,月经初潮年龄已趋向稳定。