Genotypic distribution among human autosomal aneuploids: a theoretical consideration.
D000017:ABO Blood-Group System; D000782:Aneuploidy; D002875:Chromosomes; D004314:Down Syndrome; D005826:Genetics, Medical; D005838:Genotype; D006801:Humans
D000017:ABO Blood-Group System
ABO FACTORS; CHROMOSOMES; GENETICS, HUMAN; MONGOLISM