Erratum to: An updated review of case–control studies of lung cancer and indoor radon-Is indoor radon the risk factor for lung cancer?
© The Author(s). 2016
Received: 19 December 2016
Accepted: 19 December 2016
Published: 28 December 2016
In this version of this article that was originally published  the Acknowledgements section was missing and is included correctly below:
This subject is supported by Korea Ministry of Environment (MOE) as “the Environmental Health Action Program” (Grant Number 2015001350002).
The publisher apologises for these errors.
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