1. Objective To stop permanent anterior crossbite in early period of dental transition.

2. Authors emphasized that the interceptive orthodontic treatment of anterior crossbite at the early stage is very important.

3. Study on Association Between Feeding Methods and Deciduous Anterior Crossbite.

4. Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.

5. Objective: In order to treat the patients who had whole deciduous dentition crossbite with orthodontics early.

6. Association of Feeding Methods : With Deciduous Caries and Anterior Crossbite.

7. AIM: To study the changes of perioral muscle pressure in the patients with skeletal crossbite before and after orthodontic and surgical treatment.

8. Objective To investigate the significance of mandibular functional shift ( MFS ) in diagnosis of anterior crossbite.