During a six-month period, 239 cases of pneumonia occurred in a town of 300 people. A clinical case was defined as fever ≥ 39°C lasting >2 days with three or more symptoms (i. e., chills, sweats, severe headache, cough, aching muscles/joints, fatigue, or feeling ill). A laboratory-confirmed case was defined as a positive result for antibodies against Coxiella burnetii. Before the outbreak, 2000 sheep were kept northwest of the town. Of the 20 sheep tested from the flock, 15 were positive for C. burnetii antibodies. Wind blew from the northwest, and rainfall was 0.5 cm compared with 7 to 10 cm during each of the previous three years. The portal of entry for the pathogen was:.a. gastrointestinalb. skinc. respiratoryd. urinary
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Biology, 22.06.2019 06:20, justinb0829
Select the correct answer from each drop-down menu proteins are
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Biology, 22.06.2019 10:00, momte
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Biology, 22.06.2019 10:30, amorrison10181
The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?
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During a six-month period, 239 cases of pneumonia occurred in a town of 300 people. A clinical case...
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