45.下列計算LDL-Cholesterol濃度的公式（Friedewald equation）何者正確？ (A)LDL-Cholesterol＝HDL-Cholesterol＋(Triglyceride/5) (B)LDL-Cholesterol＝Total cholesterol－(HDL-Cholesterol)－(Triglyceride/5) (C)LDL-Cholesterol＝Total cholesterol＋(HDL-Cholesterol)＋(Triglyceride/5) (D)LDL-Cholesterol＝HDL-Cholesterol－(Triglyceride/5)