TABLE 3
Distribution (%) of RDRC Research Subjects by Year and Nuclide Type Administered
Year
Imaging nuclide (% positron emitter)
Imaging nuclide (%
γ
-emitter)
Nonimaging nuclide (% β-emitter)
1976
5
77
18
1981
12
32
56
1986
30
14
56
1991
37
8
55
1996
55
9
36
2001
80
4
16
2003
77
5
18