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 YJ, Chen CJ, Lee CS, Haghighi B, Yang GY, Wang LW, Feitelson M, Santella R.Zhang YJ, et al. Among authors: chen cj.Carcinogenesis. 1991 Dec;12(12):2247-52. doi: 10.1093/carcin/12.12.2247.Carcinogenesis. 1991.PMID: 1721008
Lin JT, Wang LY, Wang JT, Wang TH, Yang CS, Chen CJ.Lin JT, et al. Among authors: chen cj.Anticancer Res. 1995 Mar-Apr;15(2):603-6.Anticancer Res. 1995.PMID: 7763044