Interference of cephalosporin antibiotics with analysis for theophylline by liquid chromatography.
D002511:Cephalosporins / Q000097:blood*; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D006801:Humans; D013806:Theophylline / Q000097:blood*
D002511:Cephalosporins; D013806:Theophylline