An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Yeh HL, Hsu SW, Chang YC, Chan TC, Tsou HC, Chang YC, Chiang PH.Yeh HL, et al. Among authors: chan tc.Int J Environ Res Public Health. 2017 May 10;14(5):508. doi: 10.3390/ijerph14050508.Int J Environ Res Public Health. 2017.PMID: 28489042Free PMC article.
Zhang Z, Guo C, Lau AKH, Chan TC, Chuang YC, Lin C, Jiang WK, Yeoh EK, Tam T, Woo KS, Yan BP, Chang LY, Wong MCS, Lao XQ.Zhang Z, et al. Among authors: chan tc.Environ Health Perspect. 2018 Jan 18;126(1):017008. doi: 10.1289/EHP2466.Environ Health Perspect. 2018.PMID: 29351544Free PMC article.