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.
Zhang Q, Chang J, Wang Q, Wang Z, Wang F, Qin Z.Zhang Q, et al. Among authors: chang j.Sensors (Basel). 2017 Dec 25;18(1):42. doi: 10.3390/s18010042.Sensors (Basel). 2017.PMID: 29295599Free PMC article.
Liu Y, Chang J, Lian J, Liu Z, Wang Q, Qin Z.Liu Y, et al. Among authors: chang j.Sensors (Basel). 2016 Feb 6;16(2):214. doi: 10.3390/s16020214.Sensors (Basel). 2016.PMID: 26861344Free PMC article.
Zhang Q, Chang J, Cong Z, Wang Z, Wang F.Zhang Q, et al. Among authors: chang j.Sensors (Basel). 2018 Dec 4;18(12):4255. doi: 10.3390/s18124255.Sensors (Basel). 2018.PMID: 30518051Free PMC article.
Liu Y, Chang J, Lian J, Liu Z, Wang Q, Zhu C.Liu Y, et al. Among authors: chang j.Sensors (Basel). 2015 Jul 6;15(7):16153-61. doi: 10.3390/s150716153.Sensors (Basel). 2015.PMID: 26153767Free PMC article.
Wang Q, Chang J, Zhu C, Liu Y, Lv G, Wang F, Liu X, Wang Z.Wang Q, et al. Among authors: chang j.Appl Opt. 2013 Feb 10;52(5):1094-9. doi: 10.1364/AO.52.001094.Appl Opt. 2013.PMID: 23400072
Zhu C, Chang J, Wang P, Wang W, Wang Q, Liu Y, Lv G, Liu X, Wei W, Wang F, Zhang S.Zhu C, et al. Among authors: chang j.Appl Opt. 2013 Jun 20;52(18):4171-8. doi: 10.1364/AO.52.004171.Appl Opt. 2013.PMID: 23842157