Improved sample preparation and subsequent investigations on population based thresholds for carbon isotope ratios of urinary steroids

von Piper, Thomas (Autor), ... Emery, Caroline (Autor), Saugy, Martial (Autor)
Erschienen in Recent advances in doping analysis (20) : Proceedings of the Manfred-Donike-Workshop ; 30th Cologne Workshop on Dope Analysis ; 26th February to 2nd March 2012 2. Variante, Köln: Sportverl. Strauß (Verlag), 2012, S. 209-212, Lit.

Investigations on hydrogen isotope ratios of endogenous urinary steroids : reference-population-based thresholds and proof-of-concept

von Piper, Thomas (Autor), ... Thomas, Andreas (Autor), Thevis, Mario (Autor), Saugy, Martial (Autor)
Erschienen in Drug testing and analysis, 4 (2012), 9-10 (30th Cologne Workshop: Advances in sports drug testing), S. 717-727, Lit.

Combination of carbon isotope ratio with hydrogen isotope ratio determinations in sports drug testing

von Piper, Thomas (Autor), ... Emery, Caroline (Autor), Thomas, Andreas (Autor), Saugy, Martial (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 405 (2013), 16, S. 5455-5466, Lit.

Investigations on carbon isotope ratios and concentrations of urinary formestane

von Piper, Thomas (Autor), ... Fußhöller, Gregor (Autor), Emery, Caroline (Autor), Schänzer, Wilhelm (Autor), Saugy, Martial (Autor)
Erschienen in Drug testing and analysis, 4 (2012), 12 (Stable isotope ratio analysis in sports anti-doping), S. 942-950, Lit.

Effect of changes in the deuterium content of drinking water on the hydrogen isotope ratio of urinary steroids in the context of sports drug testing

von Piper, Thomas (Autor), ... Degenhardt, Karoline (Autor), Federherr, Eugen (Autor), Thomas, Andreas (Autor), Thevis, Mario (Autor), Saugy, Martial (Autor)
Erschienen in Analytical and bioanalytical chemistry, 405 (2013), 9, S. 2911-2921, Lit.