A case-control questionnaire survey of risk factors for porcine reproductive and respiratory syndrome (PRRS) seropositivity in Danish swine herds

por Mousing, J., Permin, A., Mortensen, S., Bøtner, A., Willeberg, P.
Publicado 1997

Risk factors associated with seropositivity to porcine respiratory coronavirus in Danish swine herds

por Flori, J., Mousing, J., Gardner, I., Willeberg, P., Have, P.
Publicado 1995

Global animal disease surveillance

por Perez, A., AlKhamis, M., Carlsson, U., Brito, B., Carrasco-Medanic, R., Whedbee, Z., Willeberg, P.
Publicado 2011

Urgent request on avian influenza

por More, S, Bicout, D, Bøtner, A, Butterworth, A, Calistri, P, Depner, K, Edwards, S, Garin‐Bastuji, B, Good, M, Gortázar Schmidt, C, Michel, V, Miranda, MA, Saxmose Nielsen, S, Raj, M, Sihvonen, L, Spoolder, H, Thulke, HH, Velarde, A, Willeberg, P, Winckler, C, Adlhoch, C, Baldinelli, F, Breed, A, Brouwer, A, Guillemain, M, Harder, T, Monne, I, Roberts, H, Cortinas Abrahantes, J, Mosbach‐Schulz, O, Verdonck, F, Morgado, J, Stegeman, A
Publicado 2017