Guyer E C, Ellis E E, McNamara J A, Behrents R G
Angle Orthod. 1986 Jan;56(1):7-30. doi: 10.1043/0003-3219(1986)056<0007:COCIMI>2.0.CO;2.
A statistical comparison of cross-sectional cephalometric records of Class III malocclusion subjects from ages 5-15 with serial Class I controls, finding strong tendencies for early appearance of distinctive characteristics.
对5至15岁III类错牙合畸形受试者的横断面头影测量记录与连续的I类对照进行统计学比较,发现有明显特征早期出现的强烈趋势。