The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following is not a pa of the quadruple test for antenatal detection of Down syndrome?   (A) AFP   (B) Estriol   (C) Beta HCG   (D) Inhibin B
['(D) Inhibin B <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) AFP \n (B) Estriol \n (C) Beta HCG \n (D) Inhibin B <> possible answers', '  Which of the following is not a pa of the quadruple test for antenatal detection of Down syndrome? <> context@']