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.
Niu Y, Li R, Qiu J, Xu X, Huang D, Qu Y.Niu Y, et al. Among authors: xu x.Int J Environ Res Public Health. 2018 Jul 13;15(7):1481. doi: 10.3390/ijerph15071481.Int J Environ Res Public Health. 2018.PMID: 30011795Free PMC article.
Xia X, Zhu HP, Yu CH, Xu XJ, Li RD, Qiu J.Xia X, et al. Among authors: xu xj.Int J Environ Res Public Health. 2013 Jul 5;10(7):2799-812. doi: 10.3390/ijerph10072799.Int J Environ Res Public Health. 2013.PMID: 23880722Free PMC article.
Niu Y, Li R, Qiu J, Xu X, Huang D, Shao Q, Cui Y.Niu Y, et al. Among authors: xu x.Int J Environ Res Public Health. 2019 Jun 21;16(12):2206. doi: 10.3390/ijerph16122206.Int J Environ Res Public Health. 2019.PMID: 31234446Free PMC article.
Qiu J, Li R, Xu X, Hong X, Xia X, Yu C.Qiu J, et al. Among authors: xu x.Prev Vet Med. 2014 Aug 1;115(3-4):229-37. doi: 10.1016/j.prevetmed.2014.03.030. Epub 2014 Apr 8.Prev Vet Med. 2014.PMID: 24767171
Qiu J, Li R, Xu X, Yu C, Xia X, Hong X, Chang B, Yi F, Shi Y.Qiu J, et al. Among authors: xu x.Int J Environ Res Public Health. 2014 Jun;11(6):6571-85. doi: 10.3390/ijerph110606571.Int J Environ Res Public Health. 2014.PMID: 25003174Free PMC article.
Liu K, Xu X, Chen Y, Li R, Tang Y, Wei F.Liu K, et al. Among authors: xu x.Zhonghua Liu Xing Bing Xue Za Zhi. 2015 Nov;36(11):1274-8.Zhonghua Liu Xing Bing Xue Za Zhi. 2015.PMID: 26850250Chinese.
Xia J, Yuan Y, Xu X, Wei F, Li G, Liu M, Li J, Chen R, Zhou Z, Nie S.Xia J, et al. Among authors: xu x.Int J Environ Res Public Health. 2014 Oct 10;11(10):10406-18. doi: 10.3390/ijerph111010406.Int J Environ Res Public Health. 2014.PMID: 25310539Free PMC article.