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. Author manuscript; available in PMC: 2017 Oct 2.
Published in final edited form as: J Occup Environ Hyg. 2016 Oct 2;13(10):741–749. doi: 10.1080/15459624.2016.1177646

Figure 2.

Figure 2

Time-weighted average noise exposure levels among subjects with repeated measurements (N=19 subjects; 2 dentists, 4 hygienists, 13 students). Dotted line = student, dashed line = hygienist, solid line = dentist.