年，分别在河南省许昌市的许昌县及鄢陵县进行人群及动物旋毛虫病流行病学调查。
An epidemiological investigation of human and domestic animal trichinosis was carried out in Xuchang and Yanling of Xuchang City, Henan Province in 1996-1997.
年，分别在河南省许昌市的许昌县及鄢陵县进行人群及动物旋毛虫病流行病学调查。
An epidemiological investigation of human and domestic animal trichinosis was carried out in Xuchang and Yanling of Xuchang City, Henan Province in 1996-1997.
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