Total serum cholesterol levels of adults 20-74 years of age.
D000328:Adult; D000368:Aged; D002784:Cholesterol / Q000097:blood*; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D009749:Nutrition Surveys; D012959:Socioeconomic Factors; D014481:United States
D002784:Cholesterol