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Subjects
- Child[remove]485
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- Infant90
- World Health Organization32
- Adolescent28
- Play and Playthings21
- Red Cross21
- Health Education16
- Health Promotion16
- Physicians16
- Physical Examination14
- Tuberculosis, Pulmonary -- prevention & control14
- African Americans13
- China13
- Dental Caries -- prevention & control11
- Hygiene11
- Immunization11
- Patients11
- United States11
- Military Nursing10