Down syndrome is a naturally occurring chromosomal arrangement that has always been a part of the human condition.
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McMurchy-Barber, Gina
Kats, Jewel
Choldenko, Gennifer
Gaynor, Kate
Wood, June Rae
Bodeen, S. A. (Stephanie A.)
Scott, Joyce (Joyce Wallace)
Schuh, Mari C
Martin, Ann M
Duling, Kaitlyn