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DANB-NELDA Diagnostic Mock — Question 1 of 20
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DANB-NELDA · DIAGNOSTIC · GUEST
Question
01
/ 20
00:00
End attempt
radiation health safety · EASY
Report · R
☆
Mark · M
What is the typical thickness of lead equivalent in a dental lead apron?
A
10 mm Pb
B
2 mm Pb
C
0.05 mm Pb
D
0.25 mm Pb
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