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.
Janghorbani M, Ho SY, Lam TH, Janus ED.Janghorbani M, et al. Among authors: lam th.Addiction. 2003 Feb;98(2):215-24. doi: 10.1046/j.1360-0443.2003.00268.x.Addiction. 2003.PMID: 12534427
Lai MK, Ho SY, Lam TH.Lai MK, et al. Among authors: lam th.Addiction. 2004 Sep;99(9):1195-205. doi: 10.1111/j.1360-0443.2004.00797.x.Addiction. 2004.PMID: 15317641
Schooling CM, Ho SY, Leung GM, Thomas GN, McGhee SM, Mak KH, Lam TH.Schooling CM, et al. Among authors: lam th.Int J Epidemiol. 2006 Apr;35(2):418-26. doi: 10.1093/ije/dyi296. Epub 2006 Jan 4.Int J Epidemiol. 2006.PMID: 16394118