Communicable disease is a major concern in developed and lesser-develo
Communicable disease is a major concern in developed and lesser-developed countries. An example of a successful campaign against which of the following diseases was carried out during the 1960s and 1970s?
1. Tetanus
2. Measles
3. Pertussis
4. Smallpox
ESSAYBID ANSWER
ANS: 4
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