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The commercial production of specific-pathogen-free eggs and chickens: the evolution of an industry.
Avian diseases, 2000R. Luginbuhl
semanticscholar +1 more source
Differences in the paranasal sinuses between germ‐free and pathogen‐free mice
International Forum of Allergy and Rhinology, 2016Sharon Waldvogel-Thurlow +2 more
exaly
Leukoencephalomyelopathy in Specific Pathogen-free Cats
Veterinary Pathology, 2007J P Cassidy, B R Jones
exaly

