3Shaw WC, Richmond S, O Bfien KD. The use of occlusalindi- ces: a European perspectiv e[ J]. Am J Orthod Dentofacial Or- thop, 1995,107( 1 ) : 1-10.
4Brook PH, Shaw WC. The development of an index of orthodon- tic treatment priority [ J ]. Eur J Orthod, 1989,11 ( 3 ) :309-20.
5So LL, T ang EL. A comparative study using the Occlusa Index and the Index of Or thodontic T reatment Need [ J]. Angle Orth- od, 1993,63 ( 1 ) :57-64.
6Shue Te Yeh M, Kooclek AR, Vlaskalic V, et al. The relation- ship of zprofessional occlusal indexes with patients perceptions of aesthetics, function, speech and orthodontic treatmenneed [ J ]. Am J Orthod Dentofacial Orthop ,2000,118 ( 4 ) :421-8.
7Shaw WC, Richmond S, O Brien KD, et al. Quality control in orthodontics: indices of treatment need and treatment standards [J]. Br Dent,1991,170(3) :107-12.
8Brook PH, Shaw WC. The development of an index of orthodon- tic treatment priority[ J]. Eur J Ortho d, 1989,11 (3) :309.
9Richmond S, Shaw WC, Stephens CD, et al. Orthodonticin the general dental service of England and Wales: a critical assess- ment of standards[J]. Br Dent J,1993,174(9) :315.