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.
Camenga DR, Klein JD, Roy J.Camenga DR, et al. Among authors: klein jd.J Adolesc Health. 2006 Jul;39(1):120.e1-10. doi: 10.1016/j.jadohealth.2005.10.014.J Adolesc Health. 2006.PMID: 16781972
Roberts TA, Auinger P, Klein JD.Roberts TA, et al. Among authors: klein jd.J Adolesc Health. 2005 May;36(5):380-5. doi: 10.1016/j.jadohealth.2004.06.005.J Adolesc Health. 2005.PMID: 15837341
Yussman SM, Wilson KM, Klein JD.Yussman SM, et al. Among authors: klein jd.J Adolesc Health. 2006 Apr;38(4):395-400. doi: 10.1016/j.jadohealth.2004.10.015.J Adolesc Health. 2006.PMID: 16549300
Rand CM, Auinger P, Klein JD, Weitzman M.Rand CM, et al. Among authors: klein jd.J Adolesc Health. 2005 Aug;37(2):87-93. doi: 10.1016/j.jadohealth.2005.02.008.J Adolesc Health. 2005.PMID: 16026717
Wilson KM, Klein JD, Sesselberg TS, Yussman SM, Markow DB, Green AE, West JC, Gray NJ.Wilson KM, et al. Among authors: klein jd.J Adolesc Health. 2006 Apr;38(4):385-94. doi: 10.1016/j.jadohealth.2005.01.010.J Adolesc Health. 2006.PMID: 16549299
Roberts TA, Klein J.Roberts TA, et al.Arch Pediatr Adolesc Med. 2003 Apr;157(4):375-80. doi: 10.1001/archpedi.157.4.375.Arch Pediatr Adolesc Med. 2003.PMID: 12695234