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Subjects
- Diphtheria -- mortality[remove]5
- Diphtheria -- therapy2
- Diphtheria Antitoxin -- therapeutic use2
- Alcoholic Beverages -- adverse effects1
- Berlin1
- Boston1
- Diphtheria -- drug therapy1
- Mercuric Chloride -- adverse effects1
- New York City1
- Paris1
- Quebec1
- Smallpox -- mortality1
- Surveys and Questionnaires1
- Typhoid Fever -- mortality1