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埃及血吸虫病在尼日利亚流行,尤以5-19岁年龄组更为普遍。作者于1998年3月～12月,在西北部Niger州的Borgn地区的小学进行了此项调查。
The schistosomiasis in Egypt is endemic in Nigeria, especially in the 5-19 age group. From March to December 1998, the author conducted the survey in the primary school in the Borgn region of Niger State in the northwest.