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Subjects
- United States[remove]18
- Contraception3
- Adolescent2
- Air Pollution -- prevention & control2
- Community Participation2
- National Library of Medicine (U.S.)2
- Research2
- Smoking -- adverse effects2
- Socioeconomic Factors2
- Vaccination2
- Young Adult2
- Adolescent Health1
- Aged1
- Air Pollutants1
- Air Pollution1
- Air Pollution -- adverse effects1
- Alcoholic Intoxication -- diagnosis1
- Birth Rate1
- Career Choice1
- Child1