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Breast Neoplasms
Mammography
Hospice Care
Physical Examination
Health Services Research
United States
Physician's Practice Patterns
SEER Program
Activities of Daily Living
Physician Patient Relations
Retrospective Studies
Socioeconomic Factors
Age Factors
Logistic Models
Factor Analysis, Statistical
Medicare
Health Status
Decision Making
European Continental Ancestry Group
African Americans
Co-Publications
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