共 11 条
- [1] COHEN BL, 1974, SCI AM, V236, P25
- [3] GEMPEL PA, 1977, COMP COST ANAL COMPU
- [5] MICHELS B, 1979, WIRTSCHAFTLICHE ASPE
- [6] PREHARTTREICHEL J, 1978, SCI NEWS, V109, P43
- [7] ROBINSON AL, 1975, SCIENCE, V201, P542
- [8] EXPOSURES TO PATIENT AND PERSONNEL IN COMPUTED AXIAL TOMOGRAPHY [J]. RADIOLOGY, 1977, 125 (02) : 411 - 415
- [9] Stieve F E, 1981, Rontgenpraxis, V34, P87