Objective: To compare the radiovisiography (RVG) with the clearing technique using Kappa value in the study of the root ......

研究不同医生两次读Ｘ线直视摄影术牙片结果的一致性。１００张ＲＶＧ牙片经３位医生的２次盲法读片，以尖周是否有破坏为标准进行判断，用卡帕值来分析结......

Objectives: This paper describes a technique to produce individualized X-ray positioning devices for intraoral digital i......