Results 371 to 380 of about 349,425 (383)
Some of the next articles are maybe not open access.
1998
Pigs were either vaccinated with an American serotype Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) vaccine or with a European serotype vaccine. A control group of was left unvaccinated. At four weeks after vaccination the PRRSV-specific antibody titres were determined and one third of each group was challenged with a Spanish, one third ...
P. A. M. van Woensel +2 more
openaire +3 more sources
Pigs were either vaccinated with an American serotype Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) vaccine or with a European serotype vaccine. A control group of was left unvaccinated. At four weeks after vaccination the PRRSV-specific antibody titres were determined and one third of each group was challenged with a Spanish, one third ...
P. A. M. van Woensel +2 more
openaire +3 more sources
CAMPYLOBACTER SEROTYPING AND EPIDEMIOLOGY
The Lancet, 1981Sabine Lauwers +2 more
openaire +6 more sources
Haemophilus influenzae Serotyping
Southern Medical Journal, 1984Ortega, Gregory, Berk, Steven L.
openaire +4 more sources
Hemorrhagic colitis associated with a rare Escherichia coli serotype
New England Journal of Medicine, 1983L. Riley +11 more
semanticscholar +2 more sources

