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- Public health27
- World War, 1939-194523
- Children22
- Nutrition19
- World War, 1914-191819
- Food supply17
- War work15
- Health and hygiene13
- Patent medicines13
- Soldiers11
- Communicable diseases10
- Dairy products in human nutrition10
- Requirements10
- Vitamins in human nutrition10
- Nurses9
- Prevention9
- Diseases7
- Food conservation7
- Health education7
- Health literacy7