Related references
Note: Only part of the references are listed.Swine workers and swine influenza virus infections
Gregory C. Gray et al.
EMERGING INFECTIOUS DISEASES (2007)
Environmental and management factors affecting the welfare of chickens on commercial farms in the United Kingdom and Denmark stocked at five densities
TA Jones et al.
POULTRY SCIENCE (2005)
Flies and Campylobacter infection of broiler flocks
B Hald et al.
EMERGING INFECTIOUS DISEASES (2004)
Animal disease epidemics: implications for production, policy and trade
A Burrell
OUTLOOK ON AGRICULTURE (2002)