An infection becomes apparent only after a ceain incubation period. Shoest incubation period is seen in:
Correct Answer: Influenza
Description: Incubation period is defined as the time interval between invasion by an infectious agent and appearance of the first sign or symptom of the disease in question. Incubation period of, Influenza - 18 to 72 hours Hepatitis A - 15 to 45 days (usually 25 to 30 days) Hepatitis B - 45 to 180 days Rubella (German Measles) - 2 to 3 weeks; usually 18 days Ref: Park's Textbook of Preventive and Social medicine, 19th edition, Page 93, 134.
Category:
Social & Preventive Medicine
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