Simultaneous multiresidue analysis of beta-lactam antibiotics in bovine milk byliquid chromatography with ultraviolet detection and confirmation by electrospraymass spectrometry. | J AOAC Int | 1994 Sep-Oct | 7950414 |
Determination of beta-lactam residues in milk using perfusive-particle liquidchromatography combined with ultrasonic nebulization electrospray massspectrometry. | Anal Chem | 1994 Nov 1 | 7802255 |
Molecular epidemiology of ampicillin-resistant clinical isolates of Salmonellaenteritidis. | J Clin Microbiol | 1994 May | 8051261 |
Multiple antibiotic resistance among gram negative bacteria isolated frompoultry. | Indian J Exp Biol | 1994 Mar | 8070844 |
Chemical profiling of pharmaceuticals by capillary electrophoresis in thedetermination of drug origin. | J Chromatogr A | 1994 Jul 15 | 8075768 |
Susceptibilities of Listeria species isolated from food to nine antimicrobialagents. | Antimicrob Agents Chemother | 1994 Jul | 7979303 |
Characteristics of antibiotic-resistant Escherichia coli O157:H7 in Washington State, 1984-1991. | J Infect Dis | 1994 Dec | 7996005 |
Enteropathogens associated with acute diarrhoeal diseases. | Indian J Public Health | 1994 Apr-Jun | 7835992 |
[Microbial drug resistance and the presence of plasmids in Salmonella strainsisolated from different sources]. | Enferm Infecc Microbiol Clin | 1994 Apr | 8031884 |
Antibacterial susceptibility of bovine-mastitis pathogens tested directly in milkfrom infected quarters. | Zentralbl Veterinarmed B | 1994 Apr | 7527174 |