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. 2016 Nov 5;83(6):691–696. doi: 10.1016/j.bjorl.2016.10.004

Table 1.

Grading scores for degeneration in groups.

Grading scores for degeneration n (%)
0 1+ 2+ 3+ 4+
Control group (n = 7) 6 (85.7) 1 (14.3)
RF-EMF group (n = 7) 1(14.3) 4 (57.1) 2 (28.6%)