Emerg Infect Dis. 2013;19(9):1528-30. doi: 10.3201/eid1909.130013.
During 2001-2011, hepatitis E virus (HEV) was found in the blood of patients in Nanjing, China. All HEV-positive patients had virus genotype 4; subgenotype 4a was predominant. The effective population of HEV in Nanjing increased in ≈1980 and continued until ≈2003 when it plateaued.
在 2001-2011 年间，在中国南京的患者血液中发现了戊型肝炎病毒（HEV）。所有 HEV 阳性患者的病毒基因型均为 4 型；以 4a 亚型为主。南京的 HEV 有效种群在 1980 年左右增加，并持续到 2003 年左右达到高峰。
