in patients with insulin-dependent diabetes we have compared the serum ldl cholesterol concentrations obtained when vldl was isolated in the preparative ultracentrifuge and its cholesterol content directly determined with those when the 'friedewald formula ' assumption that there is a fixed ratio between total serum triglycerides and vldl cholesterol was used in the calculation of the ldl cholesterol value .
C0008377
cholesterol
C0023824
in