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Q. |
The incubation period of Typhoid bacillus causing typhoid fever is |
A. | 1 to 3 days |
B. | 3 to 5 days |
C. | 7 to 21 days |
D. | 20 to 30 days |
E. | None of the above |
Answer» C. 7 to 21 days |
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