Dental Materials Applied to 3D and 4D Printing Technologies: A

nih4dThis paper reviews recent advances in 4D medical imaging (4DMI) and 4D radiation therapy (4DRT), which study, characterize, and minimize patient motion during the processes ofNIH4D adalah sebuah kegiatan olimpiade proyek penelitian dalam bidang biologi, fisika, kimia, teknologi, lingkungan, dan komputer NIH4D