1. Thyroid cancer incidence statistics. Cancer Research UK. 2016.
http://www.cancerresearchuk.org/health-professional/thyroid-cancer-incidence-statistics# heading-Zero
. Accessed 17 Feb 2016.
2. Howlader N, Noone AM, Krapcho M, Garshell J, Miller D, Bishop K, et al., editors. SEER cancer statistics review, 1975–2012, National Cancer Institute. Bethesda, MD,
http://seer.cancer.gov/csr/1975_2012/
, based on November 2014 SEER data submission, posted to the SEER web site, April 2015. Accessed 7 July 2016.
3. National Health Laboratory Service (NHLS). National Cancer Registry South Africa. 2010.
www.nioh.ac.za/wp-content/uploads/2018/03/NCR-2010-results.pdf
. Accessed 11 Nov 2015.
4. Brierley J, Tsang R, Panzarella T, Bana N. Prognostic factors and the effect of treatment with radioactive iodine and external beam radiation on patients with differentiated thyroid cancer seen at a single institution over 40 years. Clin Endocrinol. 2005;63(4):418–27.
5. Zaydfudim V, Feurer ID, Griffin MR, Phay JE. The impact of lymph node involvement on survival in patients with papillary and follicular thyroid carcinoma. Surgery. 2008;144(6):1070–7 discussion 77-8.