American Association of Cardiovascular and Pulmonary Rehabilitation

Chicago, USA

Heart and Stroke Encyclopedia

American Heart Association, Dallas, USA

Normal and abnormal heart sounds

Frontiers in Bioscience (original), Faculty of Medicine, Charles University, Prague, Czech Republic

Heart Online

Journal, British Medical Journal Publishing Group, London, UK

Resuscitation

Journal, British Medical Journal Publishing Group, London, UK

Resuscitation 1

Journal, British Medical Journal Publishing Group, London, UK

Valvar Diseases

Journal, British Medical Journal

Valvar Diseases

Journal, BMJ

American College of Cardiology

Bethesda, Maryland, USA

Canadian Association of Cardiovascular Prevention and Rehabilitation

Canadian Association of Cardiovascular Prevention and Rehabilitation, Markham, Canada

Venous Thromboembolism

Journal, British Medical Journal

Venous Thromboembolism

Journal, BMJ

Venous Thromboembolism

Journal, BMJ

Canadian Cardiovascular Society

Canadian Cardiovascular Society, Ottawa, Canada

The Internet Journal of Cardiology

Journal, Internet Scientific Publications, LLC., Sugar Land, TX, USA

American College of Sports Medicine

Indianapolis, USA

The Internet Journal of Cardiovascular Research

Journal, Internet Scientific Publications, LLC., Sugar Land, TX, USA

Virtual Stethoscope - Cardiac Auscultation

McGill University

American Heart Association

Dallas, Texas, USA

American Heart Journal

Journal, Science Direct, free abstracts, paid full-text articles