2Harach HR, Escalante DA, Day ES. Thyroid cancer and thyroiditis in Saha, Argentina: a 40-yr study in relation to iodine prophylaxis [J]. Endocr Pathol, 2002, 13(3) : 175-181.
3Yamashita H, Noguchi S,Murakami N, et al. Effects of dietary iodine on chemical induction of thyroid carcinoma [ J ]. Acta Pathol Jpn, 1990, 40(10) :705-712.
4Falvo L, Catania A, Sorrenti S, et al. Prognostic significance of the age factor in the thyroid cancer: statistical analysis[ J ]. J Surg Oncol, 2004, 88(4) :217-222.
5Farahati J, Geling M, Mader U, et al. Changing trends of incidence and prognosis of thyroid carcinoma in lower Franconia, Germany, from 1981 to 1995[J]. Thyroid, 2004, 14(2) : 141-147.
