1. Dynamic Statistics of Population for 1999, Vol. I; ed. by Statistics and Information Dept., the Minister's Secretariat, Ministry of Health and Welfare; Kosei Tokei Kyokai, 1999. (Japanese)
2. Kannel WB: Some lessons in cardiovascular epidemiology from Framingham. Am J Cardiol 1976; 37: 269-82.
3. The sixth report of the joint national committee on prevention, detection, evaluation, and treatment of high blood pressure (JNC-VI). Arch Intern Med 1977; 157: 2413-46.
4. 1999 World Health Organization-International Society of Hypertension. Guidelines subcommittee. J Hypertens 1999; 17: 151-83.
5. American Diabetes Association. Clinical Practice Recommendation 2002; Diabetes Care 25 (suppl 1).