Automated determination of drugs in blood samples after enzymatic hydrolysis using precolumn switching and post-column reaction detection

Fully automated high-performance liquid chromatography

1981 • 200 citations

Determination of methotrexate in plasma by on-column concentration and ion-exchange chromatography

1978 • 113 citations

On-line trace enrichment in high-performance liquid chromatography using a pre-column

1979 • 98 citations

The extraction and analysis of benzodiazepines in tissues by enzymic digestion and high-performance liquid chromatography

1977 • 72 citations

Protein Synthesis in Postnuclear Supernatants from Mengovirus-Infected Ehrlich Ascites Tumor Cells

1976 • 71 citations

Precolumns of Amberlite XAD-2 for direct injection liquid chromatographic determination of methaqualone in blood plasma

1982 • 46 citations

Enzymic digestion of liver tissue to release barbiturates, salicylic acid and other acidic compounds in cases of human poisoning

1978 • 37 citations

Separation of acidic drugs in the μg/ml range in untreated blood plasma by direct injection on liquid chromatographic columns

1981 • 30 citations

Simple extraction detector for the liquid chromatographic determination of secoverine in biological samples

1981 • 24 citations