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自1817年以来,全世界已发生了7次霍乱大流行,其中4次波及美国,且都有确诊病例。在第2次霍乱大流行中的1832年和1849年,美国曾发生过2次大流行,死亡15万多人;在第4次大流行中的1866年,死亡5万人;第6次大流行中的1911年,全部病例均来自纽约和马萨诸塞州。近10年来,美国又有霍乱病例报道,目前呈明显的地方性流行,沿海岸线扩散。除霍乱弧菌外,别的弧菌种也使人类致病,已经从美国人身上分离到了10个有致病性或有致病可能的新菌种,包括1979年以来命名的6个菌种,并获得了
Seven cholera pandemics have occurred throughout the world since 1817, four of which have reached the United States and have confirmed cases. During the second cholera epidemic in 1832 and 1849, two pandemic occurred in the United States with more than 150,000 deaths; in 1866 in the fourth pandemic, 50,000 were dead; the sixth largest Popular in 1911, all cases were from New York and Massachusetts. In the past 10 years, another case of cholera has been reported in the United States. At present, there is a clear endemic epidemic that spreads along the coastline. In addition to Vibrio cholerae, other strains of Vibrio also cause disease in humans, and 10 new strains of pathogenic or pathogenic potential have been isolated from Americans, including the six species named since 1979 And got it