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Subjects
- Japan -- epidemiology[remove]5
- Cholera -- epidemiology1
- Endemic Diseases1
- Korea -- epidemiology1
- Rickettsia -- pathogenicity1
- Rickettsia Infections -- epidemiology1
- Rickettsia Infections -- pathology1
- Rickettsia Infections -- prevention & control1
- Schistosoma japonicum -- parasitology1
- Smallpox1
- Snails -- parasitology1
- Tuberculosis, Pulmonary -- diagnosis1
- Tuberculosis, Pulmonary -- drug therapy1
- Tuberculosis, Pulmonary -- epidemiology1
- Variola virus1
- World War II1