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获得畲族青少年正常Downs头影测量结果,比较其与汉族青少年正常头影测量结果的差异。方法 选择浙江丽水地区正常畲族青少年男女共200名,汉族青少年男女共200名,拍摄X线头影侧位定位片,应用Downs分析法进行测量分析,采用SPSS 12.0软件包对各组间数据进行配对t检验。
The Downs Analysis Applied to Three Other Ethnic Groups
Downs Analysis Three Other Ethnic Groups
2009/3/16
The Downs Analysis Applied to Three Other Ethnic Groups.
Downs' analysis template transparencies for application directly to cephalometric x-ray films
Downs' analysis template transparencies application directly cephalometric x-ray films
2009/3/16
Downs' analysis template transparencies for application directly to cephalometric x-ray films.
Dr. William B. Downs: A Man and His Work.
Israeli cephalometric standards compared to Downs and Steiner analyses
Cephalometrics Ethnic variation Israeli adolescents
2009/1/23
A sample consisting of 40 young Israeli adolescents, 18 males and 22 females, was examined cephalometrically. The subjects were classified as Angle Class I, with less than three millimeters of crowd...