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- Child[remove]496
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- World Health Organization83
- Dental Care36
- Infant29
- Physicians23
- Play and Playthings21
- Red Cross21
- Schools18
- Health Education17
- African Americans16
- Health Promotion16
- Lunch16
- Tuberculosis, Pulmonary -- prevention & control14
- China13
- Patients13
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- Public Health13
- Mothers12
- Immunization11