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.
Lam CM, Lam MC, Shek DT, Tang VM.Lam CM, et al. Among authors: shek dt.Int J Adolesc Med Health. 2004 Oct-Dec;16(4):343-57. doi: 10.1515/ijamh.2004.16.4.343.Int J Adolesc Med Health. 2004.PMID: 15712972
Shek DT, Lee BM, Lee TY, Lam CM.Shek DT, et al.Int J Adolesc Med Health. 2006 Apr-Jun;18(2):259-70. doi: 10.1515/ijamh.2006.18.2.259.Int J Adolesc Med Health. 2006.PMID: 16894864