XG-A INVESTIGATIONS OF THE FAMILY OF A CHILD WITH A RING X CHROMOSOME.
D001769:Blood; D002648:Child; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D004912:Erythrocytes; D005826:Genetics, Medical; D006801:Humans; D012303:Ring Chromosomes; D014960:X Chromosome
BLOOD; CHILD; CHROMOSOME ABNORMALITIES; ERYTHROCYTES; GENETICS, HUMAN