Monitoring of serum theophylline by high-performance liquid chromatography without interference by various coadministered drugs.
D002851:Chromatography, High Pressure Liquid / Q000379:methods*; D006801:Humans; D004364:Pharmaceutical Preparations / Q000097:blood; D013806:Theophylline / Q000097:blood*
D004364:Pharmaceutical Preparations; D013806:Theophylline