USPSTF (U.S. Preventive Services Task Force). 1995. Guide to Clinical Preventive Services, 2nd ed. Report of the U.S. Preventive Services Task Force. Washington, D.C.: U.S. Department of Health and Human Services, Office of Public Health, Office of Health Promotion and Disease Prevention.
UKPDS (UK Prospective Diabetes Study) Group. 1998. Intensive blood-glucose control with sulphonylureas or insulin compared with conventional treatment and risk of complications in patients with type 2 diabetes (UKPDS 33). Lancet 352:837–853.
Warner KE, Warner PA. 1993. Is an ounce of prevention worth a pound of cure? Disease prevention in health care reform. J Ambulatory Care Manage 16:38–49.
Weissert W. 1985. Seven reasons why it is so difficult to make community-based long-term care cost-effective. Health Serv Res 20:423–433.
Wilson PW, D’Agostino RB, Levy D, Belanger AM, Silbershatz H, Kannel WB. 1998. Prediction of coronary heart disease using risk factor categories. Circulation 97:1837–1847.