1. [1] Subrahmanyam S, Madhavankutty K, Singh HD. Textbook of human physiology. 6th edn. New Delhi: S. Chand 2006.
2. [2] Yen SS. The biology of menopause. J Reprod Med 1977;18(6):287-96.
3. [3] U.S. Department of Health, education and welfare: framing- hamstudy. (publication no:74) Washington, DS, 1974.
4. Increased risk of atherosclerosis in women after menopause;Witteman;BMJ,1989
5. Lipoproteins and the pathogenesis of atherosclerosis;Steinberg;Circulation,1987