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.
Courneya KS, Friedenreich CM, Quinney HA, Fields AL, Jones LW, Fairey AS.Courneya KS, et al. Among authors: friedenreich cm.Eur J Cancer Care (Engl). 2003 Dec;12(4):347-57. doi: 10.1046/j.1365-2354.2003.00437.x.Eur J Cancer Care (Engl). 2003.PMID: 14982314Clinical Trial.
Friedenreich CM, Bryant HE, Courneya KS.Friedenreich CM, et al.Am J Epidemiol. 2001 Aug 15;154(4):336-47. doi: 10.1093/aje/154.4.336.Am J Epidemiol. 2001.PMID: 11495857
Friedenreich CM, Courneya KS, Bryant HE.Friedenreich CM, et al.Epidemiology. 2001 Nov;12(6):604-12. doi: 10.1097/00001648-200111000-00005.Epidemiology. 2001.PMID: 11679785