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110 Removable Orthodontic Appliances
Many such cases, however, are best treated Further reading
by the extraction of first premolars on the side
of the crowding, second premolars on the oppo- Brezniak. N., Wassertein. A. (199.3) Root resorption after
site side and the use of full fixed appliances. orthodontic treatment. American Journal of Orthodon-
tics. 103; 138-146
Specialist advice may be advisable in any case
where unilateral extractions are being consid- Dacre, J. (1985) The long term effects of one lower incisor
extraction. European Journal of Orthodontics, 7:
ered.
136-144