Humans 9 human 9 procedures Adult 4 Article 4 Female 4 adult 4 diagnostic imaging 4 female 4 Male 3 Palatal Expansion Technique 3 Young Adult 3 male 3 palatal expansion 3 young adult 3 Adolescent 2 Bacteriological Techniques 2 Cone-Beam Computed Tomography 2 Imaging, Three-Dimensional 2 Middle Aged 2 Rapid palatal expander 2 Sensitivity and Specificity 2 adolescent 2 complication 2 cone beam computed tomography 2 controlled study 2 devices 2 isolation and purification 2 microbiological examination 2 microbiology 2