TY - GEN AU - Keller,U TI - [Importance of rare earth screens for optimizing radiographic imaging quality] SN - 0012-1029 PY - 1986///0916 KW - Metals, Rare Earth KW - Radiographic Image Enhancement KW - instrumentation KW - Radiography, Dental KW - X-Ray Intensifying Screens N1 - Publication Type: English Abstract; Journal Article ER -