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- Children125
- Public health122
- Health and hygiene83
- Prevention83
- Health education82
- World War, 1939-194581
- Sexually transmitted diseases77
- School children70
- Medicine, Preventive66
- Health literacy63
- Nutrition48
- Sick persons48
- Syphilis42
- Patent medicines39
- Nurses38
- Physicians36
- Eating & drinking32
- Communicable diseases31
- Soldiers30
- Mothers29