Improved screening method for beta-blockers in urine using solid-phase extraction and capillary gas chromatography—mass spectrometry

Cyclic n-Butylboronates as Derivatives of Polar Bifunctional Groups for Gas Chromatography and Mass Spectrometry

C. J. W. Brooks, I. Maclean · Journal of Chromatographic Science · 1971 · 92 citations

Natural Sciences, Chemistry, Analytical Chemistry +10

Liquid—solid sample preparation in drug analysis

R.D. McDowall, J.C. Pearce, G.S. Murkitt · Journal of Pharmaceutical and Biomedical Analysis · 1986 · 91 citations

Pharmacy, Pharmaceutical Analysis, Pharmaceutics +12

Identification and differentiation of beta-blockers and their metabolites in urine by computerized gas chromatography—mass spectrometry

Hans H. Maurer, K. Pfleger · Journal of Chromatography B Biomedical Sciences and Applications · 1986 · 55 citations

Pharmacy, Pharmacokinetics, Pharmacology +10

Simple and rapid analysis of atenolol and metoprolol in plasma using solid-phase extraction and high-performance liquid chromatography

Paul M. Harrison, AM Tonkin, A J McLean · Journal of Chromatography B Biomedical Sciences and Applications · 1985 · 53 citations

Pharmacy, Pharmacokinetics, Pharmacology +12

Rapid and simultaneous extraction of propranolol, its neutral and basic metabolites from plasma and assay by high-performance liquid chromatography

Paul M. Harrison, AM Tonkin, Catherine M. Cahill et al. · Journal of Chromatography B Biomedical Sciences and Applications · 1985 · 44 citations

Pharmacy, Pharmaceutical Analysis, Pharmacology +16