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- Health and hygiene—China 28
- Leprosy 13
- Baths 2
- China 2
- Health education 2
- Infection—Prevention 2
- Posture 2
- Sleep 2
- Bowels 1
- Children 1
- Dental hygiene 1
- Digestion 1
- Food 1
- Food habits 1
- Food handling—Safety measures 1
- Health and hygiene—children 1
- Milk as food 1
- Nutrition 1
- Tuberculosis 1