Orthodontic cephalometric studies

Orthodontic experimental studies

Microimplant studies

Orthodontic diagnosis and treatment planning

Etiology of malocclusion

Removable orthodontic appliance

Fixed orthodontic appliance

Myofunctional orthodontic appliance

Alnajar H.A., Gaib N.H. The relation of the maxillary central incisor, nasal bone, anterior cranial base lengths and the body height in different skeletal patterns.Master thesis.college of dentistry .Baghdad university.