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近来年，国内外学者一致认为，在儿童保健和儿科临床中用生长速率来研究儿童生长发育及评价儿童营养状况更科学、更合理，其理由是通过动态观察能早期检出各种生长偏离，以便及早采取措施，保障儿童健康，为此我们开展了南京市儿童体格发育纵向监测的研究。对象和方法一、对象
In recent years, domestic and foreign scholars unanimously believe that the growth rate in children’s health and pediatric clinical study of children’s growth and evaluation of children’s nutritional status is more scientific and reasonable, the reason is that early detection by dynamic observation of a variety of growth deviations, In order to take early measures to protect the health of children, for which we conducted a longitudinal study of physical development of children in Nanjing. Objects and methods First, the object