Epidemiological investigations of R factor-bearing enterobacteria in man and animal in Germany.
D000667:Ampicillin / Q000494:pharmacology; D000821:Animal Feed; D000818:Animals; D000829:Animals, Domestic; D000900:Anti-Bacterial Agents / Q000494:pharmacology* / Q000627:therapeutic use; D002417:Cattle; D002645:Chickens; D004755:Enterobacteriaceae / Q000187:drug effects* / Q000302:isolation & purification; D005243:Feces / Q000382:microbiology; D005827:Genetics, Microbial; D005860:Germany, West; D006801:Humans; D007422:Intestines / Q000382:microbiology*; D009790:Occupations; D010403:Penicillin Resistance; D012424:Rural Population; D012486:Salmonella typhimurium / Q000187:drug effects; D013552:Swine; D013752:Tetracycline / Q000494:pharmacology; D014505:Urban Population
D000900:Anti-Bacterial Agents; D000667:Ampicillin; D013752:Tetracycline