Cincinnati Children's Heart Center
- The heart center encyclopedia offers information about heart murmurs. Includes the types, signs and symptoms and common questions.
- http://www.cincinnatichildrens.org/health/heart-encyclopedia/signs/murmurs.htm

Children's Heart Institute
- Among some of the topics discussed are, causes of innocent and non-innocent murmurs and physical signs present. Audio to experience the different sounds.
- http://childrenheartinstitute.org/educate/murmur/murmur.htm

Cardiothoracic Surgery of Savannah
- Includes an explanation of how heart valves work, and audio files with the sounds of common heart valve murmurs.
- http://www.openheartsurgery.com/heart_murmur.html

Florida Thoracic and Cardiovascular Associates
- Explains what a heart murmur is, about heart valves, how a normal heart works and problems. Includes audio of 5 different heart sounds.
- http://www.fltca.com/Heart_Murmur/heart_murmur.html

Heart Murmurs in Children: What Parents Should Know
- What parents should know regarding a normal heart murmur, and what does it mean. Discusses when it is a sign of a problem.
- http://familydoctor.org/453.xml

Family Practice Notebook: Heart Auscultation
- Examination of valve murmurs. Detailed topics such as characteristics, timing, severity, causes and management.
- http://www.fpnotebook.com/CV82.htm

American Heart Association
- Looks at heart murmurs and their causes.
- http://www.americanheart.org/presenter.jhtml?identifier=4571

School of Nursing
- Presented are audio of numerous heart sounds and murmurs.
- http://www.wilkes.med.ucla.edu/intro.html

MedlinePlus Medical Encyclopedia: Heart sounds
- Article about the definition, alternative names, common causes in detail, what to expect from your doctor and test procedures of heart murmurs.
- http://www.nlm.nih.gov/medlineplus/ency/article/003266.htm

School Nurse.com
- An article examining how a young patient should be diagnosed and observed for detection heart murmurs. Whether to tell the parents or when to record it in the medical records is discussed.
- http://www.schoolnurse.com/med_info/murmurs.html

Cardiac Auscultation
- Ten heart sounds to listen to including a normal heart to compare sounds.
- http://www.egeneralmedical.com/egeneralmedical/listohearmur.html

Murmurs of the Heart
- Discussion by Daniel J. Waters, D.O., FCCP on the causes and diagnosing of this disorder.
- http://www.mcclinic.com/MCC/murmurs.htm

Heart Murmurs and Your Child
- An article addressing the diagnoses of this disorder, as well as congenital heart defects, common heart defects and their treatment.
- http://www.kidshealth.org/parent/medical/heart/murmurs.html

Landon Pediatric Foundation
- Fred Leong M.D looks at common heart sounds and murmurs in infants, innocent murmurs, pathologic murmurs, and diastolic continuous murmurs. Audio as well to hear the heart sounds.
- http://www.rain.org/~landon/Heartweb/index.html

Rush Children's Heart Center
- In-depth look at how to evaluate a murmur, symptoms to look for, physical examination, auscultation, and features of the innocent murmur.
- http://www.rchc.rush.edu/rmawebfiles/htmurmurs.htm

The Auscultation Assistant
- Audio to differentiate the characteristics of heart murmurs and discussion of the different types of murmurs.
- http://www.med.ucla.edu/wilkes/inex.htm