have shown that the organism is most frequently recovered from the supramammary lymph nodes (SM), followed by the retropharyngeal (RP), and internal iliac (IL) lymph nodes of naturally-infected cattle. In heifers,
have shown that the organism is most frequentlyrecovered from the supramammary lymph nodes (SM), followedby the retropharyngeal (RP), and internal iliac (IL) lymphnodes of naturally-infected cattle. In heifers,