Correction

After publication of the original article [1] the authors flagged that the Funding information in the Declarations was incorrect.

The original manuscript reads:

Funding:

This study was funded by the Korea Ministry of Environment (MOE) as “the Environmental Health Action Program” (grant number: KMIPA2015–8016).

However, the following statement should have been included at the time of publication:

Funding:

This work was funded by the Korea Meteorological Administration Research and Development Program under Grant KMIPA2015-8062.