| prevalence of antibodies to hepatitis e virus in veterinarians working with swine and in normal blood donors in the united states and other countries. | hepatitis e virus (hev) is endemic in many developing and some industrialized countries. it has been hypothesized that animals may be the source of infection. the recent identification of swine hev in u.s. pigs and the demonstration of its ability to infect across species have lent credence to this hypothesis. to assess the potential risk of zoonotic hev infection, we tested a total of 468 veterinarians working with swine (including 389 u.s. swine veterinarians) and 400 normal u.s. blood donors ... | 2002 | 11773103 |