Biology, 08.11.2019 22:31 tdahna0403
During a six-month period, 239 cases of pneumonia occurred in a town of 300 people. a clinical case was defined as fever 239° 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. burneti 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. name and define this type of disease transmission from animal to humans. how would you determine that the infection in humans of coxiella burneti was from the population of sheep?
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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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