title: H.D.L. cholesterol analysis.
mesh_terms: D000328:Adult; D000368:Aged; D011232:Chemical Precipitation; D002784:Cholesterol / Q000097:blood*; D006493:Heparin; D006801:Humans; D008075:Lipoproteins, HDL / Q000097:blood*; D008274:Magnesium; D008297:Male; D008345:Manganese; D008722:Methods; D008875:Middle Aged; D010772:Phosphotungstic Acid
chemical_list: D008075:Lipoproteins, HDL; D010772:Phosphotungstic Acid; D008345:Manganese; D006493:Heparin; D002784:Cholesterol; D008274:Magnesium