Observational Study
Copyright ©The Author(s) 2024.
World J Methodol. Mar 20, 2024; 14(1): 88850
Published online Mar 20, 2024. doi: 10.5662/wjm.v14.i1.88850
Figure 1
Figure 1 Acrylic device used to standardize the radiographic exposure of the gypsum-rice phantom and to simulate the effect of soft tissues on radiography. Oblique aspect and lateral aspect.
Figure 2
Figure 2 Radiographic image. A: Dry human maxillary bone periapical radiographic image; B: Gypsum-rice maxillary phantom periapical radiographic image.