Down Syndrome - Wikipedia
Mortality associated with Down's syndrome in the USA from 1983 to 1997: a ... John Langdon Down and Down's syndrome (1828–1896) ...
en.wikipedia.org

National Down Syndrome Society
NDSS was established to increase public awareness, assist families, and sponsor scientific research.
www.ndss.org

BBC - Health - Conditions - Down's syndrome
A guide to Down's syndrome, facts about the condition and where to go for support ... Down's syndrome (also called Down syndrome) is a genetic condition known as ...
www.bbc.co.uk

Down Syndrome
Down syndrome is a condition in which extra genetic material causes delays in the way a child develops, both physically and mentally.
kidshealth.org

BBC - h2g2 - Down's Syndrome
h2g2 is the unconventional guide to life, the universe and everything, a guide that's written by visitors to the ... Down's syndrome1 is a genetic condition, ...
www.bbc.co.uk

Down Syndrome Causes, Symptoms, Diagnosis, and Treatment on ...
Learn about Down syndrome, the most common cause of mental retardation. ... home > healthy kids center > healthy kids a-z list > down syndrome index > down ...
www.medicinenet.com

Down syndrome: MedlinePlus Medical Encyclopedia
Down syndrome is a genetic condition in which a person has 47 chromosomes ... In most cases, Down syndrome occurs when there is an extra copy of chromosome 21. ...
www.nlm.nih.gov

Down syndrome: Definition from Answers.com
A person with Down's syndrome has an extra chromosome, making 47 in all, which ... The third type, mosaic Down's syndrome, is also rare. ...
www.answers.com

Down Syndrome on the Internet
Links to organizations, international sites, medical resources, ... Down's Syndrome. Trisomy 21. What Causes Down Syndrome? Down Syndrome Education. Headline " ...
www.downsyndrome.com

Down syndrome - MayoClinic.com
Down syndrome — Comprehensive overview covers causes, risk factors and diagnosis of this genetic disorder. ... Diseases and Conditions. Symptoms. Drugs and ...
www.mayoclinic.com