A CHROMOSOME STUDY OF CHINESE CHILDREN WITH DOWN'S SYNDROME.
D044466:Asian People; D002648:Child; D002681:China; D002875:Chromosomes; D004314:Down Syndrome; D005347:Fibroblasts; D005826:Genetics, Medical; D006801:Humans; D007962:Leukocytes
CHILD; CHINA; CHROMOSOMES; FIBROBLASTS; GENETICS, HUMAN; LEUKOCYTES; MONGOLISM; MONGOLOID RACE