Bacterial resistance to chemotherapy. I. Effect of continuous feeding of chlortetracycline, sulfaethoxypyridazine, sulfaquinoxaline, and chlortetracyclie-sulfaethoxypyridazine combinations on the development of resistance by Salmonella gallinarum in chickens.
D000818:Animals; D002645:Chickens; D002751:Chlortetracycline / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D008297:Male; D011201:Poultry Diseases; D012475:Salmonella / Q000302:isolation & purification; D012481:Salmonella Infections, Animal; D013449:Sulfonamides / Q000494:pharmacology*
D013449:Sulfonamides; D002751:Chlortetracycline