Determination of urapidil and its metabolites in human serum and urine: comparison of liquid—liquid and fully automated liquid—solid extraction

Fully automated high-performance liquid chromatography

1981 • 200 citations

A simple high-performance liquid chromatographic pre-column technique for investigation of drug metabolism in biological fluids

1982 • 56 citations

On-line screening for drug metabolites by high-performance liquid chromatography with a diode array UV detector

1983 • 18 citations

Biotransformation of urapidil: Isolation and identification of metabolites in mouse, rat, dog and man

1984 • 12 citations

Quantitation of urapidil and its metabolites in human serum by high performance liquid chromatography

1985 • 9 citations