Allen, T. H., Johnson, E. G., Edmonds, M. D. and Gould, J. A. (2013) “Influence of tilmicosin on quantified pulmonary concentrations of three bacterial pathogens in calves with naturally-occurring bovine respiratory disease”, The Bovine Practitioner, 47(1), pp. 65–72. doi: 10.21423/bovine-vol47no1p65-72.