The incubation period of yellow fever is –
Correct Answer: 3 to 5 days
Description: <p> YELLOW FEVER:- Zoonoses disease caused by arbovirus. Affects principally monkeys and other veebrates and is transmitted to humans by culicine mosquitoes. Reservoir- mokeys and forest mosquitoes., in urban areas reservoir is man besides Aedes aegypti. A temperature of 24 deg celcius or more required for its multiplication. Incubation period:3-6 days Period of communicability- Blood of patients infective upto first 3-4 days {Reference: park&;s textbook of preventive and social medicine, 23rd edition, pg no.282}</p>
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