title: Heart disease and cholesterol levels among Africans puzzle researchers.
mesh_terms: D044383:Black People / Q000706:statistics & numerical data; D002784:Cholesterol / Q000097:blood*; D003327:Coronary Disease / Q000097:blood / Q000208:ethnology*; D005260:Female; D006801:Humans; D008297:Male; D013019:South Africa
chemical_list: D002784:Cholesterol