TY - SER AU - Oppegaard,H. AU - Sorum,H. AU - Gravningen,K. TI - In vitro antimicrobial activity of sulphachlorpyridazine and sulphadiazine in combination with trimethoprim against bacterial fish pathogens. Short communication KW - Bacterial Diseases KW - Strain KW - Sulphadiazine N1 - Oppegaard, H.-Norwegian College of Veterinary Medicine, Department of Pharmacology, Microbiology and Food Hygiene, P.O. Box 8146 Dep., 0033 Oslo, Norway ER -