迄今为止，亚洲、欧洲、非洲和中东的50多个国家报告了在家禽或野禽鸟身上发现了高致病性H5N1型禽流感。
To date, highly pathogenic H5N1 has been reported in domestic or wild birds in more than 50 countries in Asia, Europe, Africa, and the Middle East.
世界卫生组织仍然建议前往在家禽中发生高致病性H5N1型禽流感地区的旅行者避免接触活动物市场和家禽农场。
WHO continues to recommend that travellers to areas experiencing outbreaks of highly pathogenic H5N1 in poultry should avoid contact with live animal markets and poultry farms.
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