title: Serum dopamine-beta-hydroxylase activity in Down's syndrome: a familial study.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D002904:Chromosomes, Human, 21-22 and Y; D004299:Dopamine beta-Hydroxylase / Q000097:blood*; D004314:Down Syndrome / Q000097:blood / Q000201:enzymology* / Q000235:genetics; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014314:Trisomy
chemical_list: D004299:Dopamine beta-Hydroxylase