1. Further observations on penicillin;Abraham;Lancet,1941
2. Pasteurellaspecies isolated from the bovine respiratory tract and their antimicrobial sensitivity patterns;Allan;Vet Rec,1985
3. Effect of sulfadimethoxine-ormetoprim in the treatment of calves with inducedPasteurellapneumonia;Ames;Am J Vet Res,1987
4. Oxytetracycline concentrations in healthy and diseased calves;Ames;Am J Vet Res,1983
5. Oxytetracycline concentrations in plasma and lung of healthy and pneumonic calves, using two tetracycline preparations;Ames;Am J Vet Res,1985