Translations:Advanced Field Epi:Manual 1 - Disease Investigation/230/en
- The outbreak was a propagating epidemic of a previously unidentified virus causing infertility, stillbirths, mummified foetuses and congenital deformities
- The probable source of infection was from a fruit bat colony, either on fly-past or entry to sheds or laneways
- Spread within the piggery occurred via close contact and fomites during acute infection and at farrowing