lipoprotein cholesterol levels were determined without ultracentrifugation by using modified enzymatic methods for cholesterol , high-density-lipoprotein ( hdl ) cholesterol , and triglyceride and the formula , low-density-lipoprotein ( ldl ) cholesterol = total cholesterol-hdl cholesterol-triglycerides/5 .
C0008377
cholesterol
C0023824
low-density-lipoprotein