Correction to: Environ Health Prev Med (2021) 26:7

https://doi.org/10.1186/s12199-020-00925-x

Following publication of the original article [1], the authors noticed that only one corresponding author was published online. In the submitted manuscript, there are two corresponding authors, Jianyu Chen and Li Zhang, but only Jianyu Chen was reserved in the published version.

The original article [1] has been updated.