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Activities of Daily Living
Walking
Disabled Persons
Frail Elderly
Risk Factors
Cross-Sectional Studies
Prospective Studies
Longitudinal Studies
Cohort Studies
Health Status
Logistic Models
Age Factors
Proportional Hazards Models
Geriatric Assessment
Disability Evaluation
Peripheral Vascular Diseases
Mobility Limitation
Italy
United States
Leg
Co-Publications
262
80
70
62
61
59
51
36
35
29
28
27
25
24
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