Comment on

• Are fluoride levels in drinking water associated with hypothyroidism prevalence in England? A large observational study of GP practice data and fluoride levels in drinking water.

  Peckham S, Lowery D, Spencer S. Peckham S, et al. J Epidemiol Community Health. 2015 Jul;69(7):619-24. doi: 10.1136/jech-2014-204971. Epub 2015 Feb 24. J Epidemiol Community Health. 2015. PMID: 25714098
• Commentary on "Are fluoride levels in drinking water associated with hypothyroidism prevalence in England? A large observational study of GP practice data and fluoride levels in drinking water".

  Grimes DR. Grimes DR. J Epidemiol Community Health. 2015 Jul;69(7):616. doi: 10.1136/jech-2015-205708. Epub 2015 Mar 18. J Epidemiol Community Health. 2015. PMID: 25788719 No abstract available.
• Water fluoridation and hypothyroidism: results of this study need much more cautious interpretation.

  Newton JN, Young N, Verne J, Morris J. Newton JN, et al. J Epidemiol Community Health. 2015 Jul;69(7):617-8. doi: 10.1136/jech-2015-205917. J Epidemiol Community Health. 2015. PMID: 26068199 Free PMC article. No abstract available.
• Fluoride levels in drinking water and hypothyroidism: Response to Grimes and Newton et al.

  Peckham S, Lowery D, Spencer S. Peckham S, et al. J Epidemiol Community Health. 2017 Apr;71(4):313-314. doi: 10.1136/jech-2016-208632. Epub 2017 Jan 16. J Epidemiol Community Health. 2017. PMID: 28093449 No abstract available.
• Are fluoride levels in drinking water associated with hypothyroidism prevalence in England? Comments on the authors' response to earlier criticism.

  Newton JN, Verne J, Dancox M, Young N. Newton JN, et al. J Epidemiol Community Health. 2017 Apr;71(4):315-316. doi: 10.1136/jech-2016-208649. Epub 2017 Jan 16. J Epidemiol Community Health. 2017. PMID: 28093451 Free PMC article. No abstract available.