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Subjects
- Accidents, Traffic -- prevention & control2
- Acquired Immunodeficiency Syndrome1
- Acquired Immunodeficiency Syndrome -- prevention & control8
- Acquired Immunodeficiency Syndrome -- psychology1
- Acquired Immunodeficiency Syndrome -- transmission3
- Adolescent2
- Adolescent Development1
- African Americans6
- African Americans -- history1
- Aged1
- Agriculture1
- Air Pollutants, Occupational -- adverse effects1
- Alcohol Drinking -- adverse effects5
- Alcohol Drinking -- prevention & control4
- Alcoholic Intoxication1
- Alcoholic Intoxication -- prevention & control6
- Alcoholism -- complications1
- Alzheimer Disease1
- Anesthesia, Dental1
- Anniversaries and Special Events5