Comment on

• Relationship between cold temperature and cardiovascular mortality, with assessment of effect modification by individual characteristics: Ibaraki Prefectural Health Study.

  Atsumi A, Ueda K, Irie F, Sairenchi T, Iimura K, Watanabe H, Iso H, Ota H, Aonuma K. Atsumi A, et al. Circ J. 2013;77(7):1854-61. doi: 10.1253/circj.cj-12-0916. Epub 2013 Apr 17. Circ J. 2013. PMID: 23595035
• Cold temperature and cardiovascular mortality.

  Athyros VG, Katsiki N, Karagiannis A. Athyros VG, et al. Circ J. 2013;77(11):2846. doi: 10.1253/circj.cj-13-0853. Epub 2013 Aug 30. Circ J. 2013. PMID: 23995761 No abstract available.