答：科学家们已经识别出五种截然不同的肝炎病毒并以甲、乙、丙、丁、戊型作为辨识。虽然它们都会引起肝病，但在重要方面又有所不同。
A: Scientists have identified five unique hepatitis viruses, identified by the letters a, b, c, d, and E. While all cause liver disease, they vary in important ways.
科学家们已经识别出五种截然不同的肝炎病毒并以甲、乙、丙、丁、戊型作为辨识。虽然它们都会引起肝病，但在重要方面又有所不同。
Scientists have identified five unique hepatitis viruses, identified by the letters A, B, C, D, and E. While all cause liver disease, they vary in important ways.
目的了解非甲非戊型肝炎患者TT病毒感染状况。
Objective To study the infectious state of TT virus in patients with non A-E hepatitis.
目的为了有效控制甲型和乙型肝炎病毒的感染和发病，提高下一代人群免疫力。
Objective To control the infections and morbidities of hepatitis A and B and improve the immunity of population of the next generation.
结论非甲-非戊型肝炎可存在自身免疫性肝病和其他类型肝炎病毒。
Autoimmue liver disease and other hepatitis virus may be present in Non-A, Non-E hepatitis.
甲型和乙型病毒性肝炎是普陀区常见的肝炎类型。
Hepatitis a and hepatitis B were common types of hepatitis in Putuo district.
实验结果表明：SEN病毒可能是引起非甲——戊型肝炎的新型DNA病毒。
The result of the experiment indicates that SEN virus maybe is a new model DNA Virus to cause Not A—F hepatitis.
目的了解陕西省高陵县甲型病毒性肝炎动态变化趋势。
To study the dynamic changes trend of Hepatitis A in Gaoling County of Shaanxi Province.
目的揭示山东省甲型病毒性肝炎(甲肝)发病趋势，探讨动态分析方法。
Objective To reveal the trend of change incidence of hepatitis a (HAV) in Shandong province and explore dynamic analysis methods.
目的揭示山东省甲型病毒性肝炎(甲肝)发病趋势，探讨动态分析方法。
Objective To reveal the trend of change incidence of hepatitis a (HAV) in Shandong province and explore dynamic analysis methods.
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