Cytogenetics and genetics.
D002675:Child, Preschool; D002869:Chromosome Aberrations / Q000235:genetics; D025063:Chromosome Disorders; D003582:Cytogenetics; D004798:Enzymes; D004912:Erythrocytes / Q000201:enzymology; D005260:Female; D005828:Genetics, Population; D006801:Humans; D008297:Male; D008661:Metabolism, Inborn Errors / Q000235:genetics; D011110:Polymorphism, Genetic; D012729:Sex Chromosome Aberrations / Q000235:genetics
D004798:Enzymes