Frontiers | Effects of Tilmicosin Treatment on the ...
2020-2-28 · Introduction. Bovine respiratory disease is a common and costly health failure associated with a polymicrobial infection often occurring in newly transported feedlot cattle (1, 2).Various predisposing factors, such as neurohumoral stress, nutritional changes, environmental conditions, and upper respiratory mucosal damage from viral and bacterial pathogens have been …
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