共 8 条
- [1] CAMPBELL JE, 1969, AM J PUBLIC HEALTH, V49, P225
- [2] KNOWLES F, 1971, 71MKAQ1 AN QUAL CONT
- [3] NEILL RH, 1967, RADIOL HEALTH DATA R, V8, P621
- [4] PORTER CR, 1966, RADIOECOLOGICAL CONC, P95
- [5] ROBINSON P B, 1968, Radiological Health Data and Reports, V9, P475
- [6] ROSENSTEIN M, 1965, Health Lab Sci, V2, P93
- [7] 1968, RADIOL HEALTH DATA R, V9, P730
- [8] 1968, CHART NUCLIDES