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.
Li Z, Jiang S, Xu C, Lu F, He R, Pan Z, Zhang P, Zhang L.Li Z, et al. Among authors: zhang l, zhang p.Int J Qual Health Care. 2020 Apr 21;32(1):41-47. doi: 10.1093/intqhc/mzz064.Int J Qual Health Care. 2020.PMID: 31297534
Chen F, Xu XL, Yang Z, Tan HW, Zhang L.Chen F, et al. Among authors: zhang l.Int J Environ Res Public Health. 2015 Aug 10;12(8):9330-41. doi: 10.3390/ijerph120809330.Int J Environ Res Public Health. 2015.PMID: 26266416Free PMC article.
He R, Miao Y, Ye T, Zhang Y, Tang W, Li Z, Zhang L.He R, et al. Among authors: zhang l, zhang y.J Med Econ. 2017 Sep;20(9):903-910. doi: 10.1080/13696998.2017.1336448. Epub 2017 Jun 19.J Med Econ. 2017.PMID: 28562140Free article.
Miao Y, Yuan X, Gu J, Zhang L, He R, Sandeep S, Wu J.Miao Y, et al. Among authors: zhang l.J Med Econ. 2019 Mar;22(3):245-251. doi: 10.1080/13696998.2018.1558864. Epub 2019 Jan 17.J Med Econ. 2019.PMID: 30547700Free article.
He R, Ye T, Wang J, Zhang Y, Li Z, Niu Y, Zhang L.He R, et al. Among authors: zhang l, zhang y.Int J Environ Res Public Health. 2018 Dec 13;15(12):2839. doi: 10.3390/ijerph15122839.Int J Environ Res Public Health. 2018.PMID: 30551561Free PMC article.
Li Z, Jiang S, He R, Dong Y, Pan Z, Xu C, Lu F, Zhang P, Zhang L.Li Z, et al. Among authors: zhang l, zhang p.Int J Environ Res Public Health. 2018 Dec 15;15(12):2877. doi: 10.3390/ijerph15122877.Int J Environ Res Public Health. 2018.PMID: 30558272Free PMC article.
Niu Y, Zhang L, Ye T, Yan Y, Zhang Y.Niu Y, et al. Among authors: zhang l, zhang y.BMJ Open. 2019 Jan 15;9(1):e022304. doi: 10.1136/bmjopen-2018-022304.BMJ Open. 2019.PMID: 30647031Free PMC article.