Academic Unambiguous evidence is required to accurately understand the health impacts of nuclear accidents |Journal of Radiation Research | Oxford |

To the editor: Interest in the risk of adverse health effects due to radiation exposure at low doses (<100 mGy) and low-dose rates intensified markedly following Japan’s 2011 Fukushima Daiichi nuclear accident. However, a recent paper entitled ’Nationwide increase in complex congenital heart diseases after the Fukushima nuclear accident’ [1], analysing the increase in congenital heart disease (CHD) in Japan, is extremely troubling for a variety of reasons, particularly as there is no evidence linking the article’s main findings to the actual disaster