1[1]Reiber GE, Boyko EJ, Smith DG. Lower extremity foot ulcers and amputation in diabetes. In Diabetes in America. 2nd ed. Harris MI, Cowie CC, Stem MP, Boyko EJ, Reiber GE, Bennett PH, Eds.Washington, D.C., U.S. Govt. Printing Office, 1995, 95-1468.
2[2]Boyko EJ, Ahroni JH, Smith DG, et al. Increased mortality associ ated with diabetic foot ulcer. Diabet Med, 1996, 13:967.
3[3]Nelson R, Gohdes D, Everhart J, et al. Lower extrexnity amputations in NIDDM: 12-yr follow-up study in Pima Indians. Diabetes Care, 1988, 11:8.
4[4]Selby JV, Zhang D: Risk factors for lower extremity amputation in persons with diabetes. Diabetes Care, 1995,18:509.
5[5]Lavery LA, Ashry HR, van Houtum W, et al. Variation in the in cidence and proportion of diabetes - related amputations in minorities. Diabetes Care,1996, 19:48.
6[6]Lehto S, Pyomla K, Ronnemaa T, et al. Risk factors predicting lower extremity amputations in patients with NIDDM. Diabetes Care, 1996,19:607.
7[7]Moss SE, Klein R, Klein BE. The prevalence and incidence of low er extremity amputation in a diabetic population. Arch Intern Med, 1992,152:610.
8[8]Lee J, Lu M, Lee V, et al. Lower extremity amputation: inci dence, risk factors, and mortality in the Oklahoma Indian Diabetes Study. Diabetes, 1993, 42:876.
9[9]Reiber GE, Pecoraro RE, Koepsell TD. Risk factors for amputation in patients with diabetes mellitus. Ann Intern Med, 1992, 117:97.
10[10]Chaturvedi N, Stephenson JM, Fuller JH. The relationship be tween smoking and microvascular complications in the EURODIAM IDDM Complications Study. Diabetes Care, 1995,18: 785.