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 CL, Chou CH, Hu OY.Cheng CL, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2002 Apr 5;769(2):297-303. doi: 10.1016/s1570-0232(02)00015-6.J Chromatogr B Analyt Technol Biomed Life Sci. 2002.PMID: 11996495
Cheng CL, Chou CH, Hu OY.Cheng CL, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2005 Mar 25;817(2):199-206. doi: 10.1016/j.jchromb.2004.12.004.J Chromatogr B Analyt Technol Biomed Life Sci. 2005.PMID: 15686986
Cheng CL, Chou CH.Cheng CL, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2005 Aug 5;822(1-2):278-84. doi: 10.1016/j.jchromb.2005.06.017.J Chromatogr B Analyt Technol Biomed Life Sci. 2005.PMID: 15996535
Cheng CL, Kang GJ, Chou CH.Cheng CL, et al.J Chromatogr A. 2007 Jun 22;1154(1-2):222-9. doi: 10.1016/j.chroma.2007.03.077. Epub 2007 Mar 28.J Chromatogr A. 2007.PMID: 17416379
Cheng CL, Lin EG, Chou CH.Cheng CL, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2003 Aug 15;793(2):281-9. doi: 10.1016/s1570-0232(03)00328-3.J Chromatogr B Analyt Technol Biomed Life Sci. 2003.PMID: 12906902
Cheng CL, Fu CH, Chou CH.Cheng CL, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2007 Sep 1;856(1-2):381-5. doi: 10.1016/j.jchromb.2007.06.008. Epub 2007 Jun 22.J Chromatogr B Analyt Technol Biomed Life Sci. 2007.PMID: 17606416