Andrea Geistanger

Penzberg, BY, Germany

Last Updated: 09/26/2026

Save publications for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Found 42 publications

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of gentamicin in human serum.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of gentamicin in human serum.

Journal: Clinical chemistry and laboratory medicine
Published: April 16, 2026

A liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of vancomycin in human serum and plasma.

A liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of vancomycin in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: March 30, 2026

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of piperacillin in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of piperacillin in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: March 17, 2026

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of meropenem in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of meropenem in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: March 17, 2026

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of voriconazole in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of voriconazole in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: October 17, 2025

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of linezolid in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of linezolid in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: October 16, 2025

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of 17-hydroxyprogesterone in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of 17-hydroxyprogesterone in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: September 05, 2025

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of 5-alpha-dihydrotestosterone in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of 5-alpha-dihydrotestosterone in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: September 03, 2025

An isotope dilution-liquid chromatography tandem mass spectrometry-based candidate reference measurement procedure for the quantification of dehydroepiandrosterone in human serum and plasma.

An isotope dilution-liquid chromatography tandem mass spectrometry-based candidate reference measurement procedure for the quantification of dehydroepiandrosterone in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: September 03, 2025

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of mycophenolic acid glucuronide in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of mycophenolic acid glucuronide in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: August 13, 2025

An isotope dilution-liquid-chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of total and free valproic acid in human serum and plasma.

An isotope dilution-liquid-chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of total and free valproic acid in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine
Published: August 13, 2025

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of cortisol in human urine.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of cortisol in human urine.

Journal: Clinical chemistry and laboratory medicine
Published: April 30, 2025
Showing 1-12 of 42

Last Updated: 09/26/2026