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.
Cheng PN, Chang TT, Yang MH, Hu SC, Young KC, Wu HL, Jen CM, Ko AW, Lu SC.Cheng PN, et al. Among authors: chang tt.Liver. 2000 Jun;20(3):222-7. doi: 10.1034/j.1600-0676.2000.020003222.x.Liver. 2000.PMID: 10902972
Jen CM, Young KC, Cheng PN, Kao AW, Chang TT.Jen CM, et al. Among authors: chang tt.J Virol Methods. 2001 Aug;96(2):203-10. doi: 10.1016/s0166-0934(01)00335-4.J Virol Methods. 2001.PMID: 11445150
Cheng PN, Chang TT, Jen CM, Ko AW, Young KC, Wu HL.Cheng PN, et al. Among authors: chang tt.Hepatogastroenterology. 2003 Jan-Feb;50(49):151-6.Hepatogastroenterology. 2003.PMID: 12630012