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Subjects
- Child Health Services1
- Cholera -- diagnosis1
- Cholera -- drug therapy1
- Cholera -- prevention & control1
- Chronic Disease1
- Coatney, George Robert.1
- Coggeshall, Lowell T., 1901-1
- Colombia1
- Colonialism -- history1
- Communicable Disease Control -- history1
- Cuba1
- Developing Countries1
- Diagnosis, Differential1
- Downs, Wilbur G., 1913-1991.1
- Drug Evaluation1
- Dysentery -- history1
- Egypt1
- Elephantiasis, Filarial -- prevention & control1
- Elephantiasis, Filarial -- therapy1
- Epidemiologic Methods1