Probability sampling of manual asymmetry.
D000328:Adult; D000367:Age Factors; D001925:Brain Damage, Chronic / Q000150:complications; D004522:Educational Status; D005260:Female; D007839:Functional Laterality; D006801:Humans; D008297:Male; D008875:Middle Aged; D044469:Racial Groups; D012494:Sampling Studies; D012737:Sex Factors; D012923:Social Class; D014481:United States; D014798:Vital Statistics