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. 2011 Dec 15;66(Suppl 1):186–190. doi: 10.1007/s12070-011-0417-1

Table 2.

The distribution of the Group II: the cases with no metastasis (n = 66)

Group II Differentiation
Well Moderate Poor
IIA (0–20) n = 27 12 14 1
IIB (21–39) n = 16 3 13
IIC (40 and greater) n = 23 14 8 1