Examinations with contrast medium—effective dose (Heff) and red bone marrow dose (Hrbm) for the index period 1976–1985 and ideal standard of radiological practice (category A according to Table 1).

Examinations with contrast medium—effective dose (Heff) and red bone marrow dose (Hrbm) for the index period 1976–1985 and ideal standard of radiological practice (category A according to Table 1).针对1976至1985年索引时段，以及符合表1所定义A类放射诊疗理想操作标准的使用造影剂（contrast medium）检查，其有效剂量（effective dose，Heff）与红骨髓剂量（red bone marrow dose，Hrbm）