“…Studies have shown updates of current imaging tools for imaging dentomaxillofacial abnormalities in children [136] , [137] , to obtain fetal dental 3D (panoramic) images [138] , and to perform diagnosis of cleft lip and palate in preclinical models [139] . Moreover, high-frequency ultrasound has shown efficacy on scanning subgingival crown preparation and gingival thickness [57] , [140] .…”