Canadian Cardiovascular Society
http://www.ccs.ca/

Canadian Hypertension Society
www.hypertension.ca/

Canadian Association of Cardiac Rehabilitation
http://www.cacr.ca                  

Heart and Stroke Foundation of Canada: Research
http://www.hsf.ca/rsearch/

American College of Cardiology
http://www.acc.org

American Heart Association -- Science and Professionals
http://www.americanheart.org/presenter.jhtml?identifier=1200033

American Society of Hypertension
http://www.ash-us.org/

The Canadian Journal of Cardiology
http://www.pulsus.com/CARDIOL/home.htm

Journal of the American College of Cardiology
http://www.cardiosource.com/library/journals/journal?sdid=4884

Circulation - Journal of the American Heart Association
http://www.circulationaha.org/

Hypertension -- Journal of the American Heart Association
http://hyper.ahajournals.org/

American Journal of Hypertension
http://www.cardiosource.com/library/journals/journal?sdid=4875