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目前，有关不同民族青少年形态发育的文献报道很多，而心功能方面的报道甚少。为了解青少年生长发育是否存在民族差异，笔者对生活在同一地区的蒙汉族青少年的心功能进行对比分析，以期为综合评价青少年的发育提供依据。１对象与方法１．１对象选择伊盟伊金霍洛旗蒙族中学及旗?
At present, there are many reports on the morphological development of different nationalities and adolescents, but few reports on cardiac function. In order to understand whether there are ethnic differences in the growth and development of adolescents, the author compares the heart functions of Mongolian and Han nationality adolescents living in the same area with a view to providing a basis for comprehensive evaluation of adolescent development. 1 objects and methods 1.1 object selection Yibin Yijinhuoluo flag Mongolian middle school and flag?