Quick Facts: Down Syndrome (Trisomy 21) - Merck Manuals Consumer Version

Down Syndrome (Trisomy 21) - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version.
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Chromosomal Abnormalities: Trisomy 21 (Down Syndrome), NCBDDD

Down syndrome (Trisomy 21): Video, Anatomy & Definition

Down Syndrome (Trisomy 21) - Pediatrics - MSD Manual Professional Edition

Down Syndrome (Trisomy 21) - Pediatrics - MSD Manual Professional Edition

DNA LAB - The genetic cause of Down Syndrome is an extra chromosome in chromosome 21. Human cells normally contain 23 pairs of chromosomes. When babies are growing in the womb, they

Survival of infants and children born with severe microcephaly, Texas, 1999–2015 - Marengo - 2023 - Birth Defects Research - Wiley Online Library

Down Syndrome (Trisomy 21) - Physiopedia

What is Down syndrome? - World Down Syndrome Day

JCM, Free Full-Text

Quick Facts: Down Syndrome (Trisomy 21) - Merck Manuals Consumer Version

Down syndrome Nature Reviews Disease Primers

General Information - Canadian Down Syndrome Society

Survival of infants and children born with severe microcephaly, Texas, 1999–2015 - Marengo - 2023 - Birth Defects Research - Wiley Online Library

Trisomy 18 - Pediatrics - Merck Manuals Professional Edition

Down Syndrome (Trisomy 21) - Children's Health Issues - Merck Manuals Consumer Version