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Subjects
- Caffeine -- therapeutic use1
- Cannabinoids -- adverse effects1
- Cannabis2
- Cannabis -- adverse effects1
- Child2
- Child of Impaired Parents1
- Choice Behavior1
- Cholera -- drug therapy1
- Civil Defense4
- Colic -- drug therapy1
- Communicable Disease Control1
- Communicable Diseases1
- Condoms19
- Contraceptive Agents, Female1
- Cough -- drug therapy1
- Cough -- etiology1