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. Author manuscript; available in PMC: 2011 Feb 3.
Published in final edited form as: Radiat Res. 2008 Dec;170(6):698–710. doi: 10.1667/RR1403.1

TABLE 3.

Distribution of Subjects According to Time of Work

First year
of work		 Number of subjects
Year of completion of work
1986 1987 1988 1989 1990 All
1986 291 50 20 11 36 408
1987 63 16 4 5 88
1988 46 4 50
1989 18 3 21
1990 5 5
1986–1990 291 113 82 37 49 572