| Screening for the synthetic cannabinoid JWH‐018 and its major metabolites in human doping controls I Möller, A Wintermeyer, K Bender, M Jübner, A Thomas, O Krug, ... Drug testing and analysis 3 (9), 609-620, 2011 | 175 | 2011 |
| Sensitive determination of prohibited drugs in dried blood spots (DBS) for doping controls by means of a benchtop quadrupole/Orbitrap mass spectrometer A Thomas, H Geyer, W Schänzer, C Crone, M Kellmann, T Moehring, ... Analytical and bioanalytical chemistry 403, 1279-1289, 2012 | 173 | 2012 |
| Mass spectrometric identification and characterization of a new long‐term metabolite of metandienone in human urine W Schänzer, H Geyer, G Fußhöller, N Halatcheva, M Kohler, MK Parr, ... Rapid communications in mass spectrometry 20 (15), 2252-2258, 2006 | 147 | 2006 |
| Confiscated black market products and nutritional supplements with non‐approved ingredients analyzed in the Cologne Doping Control Laboratory 2009 M Kohler, A Thomas, H Geyer, M Petrou, W Schänzer, M Thevis Drug Testing and Analysis 2 (11‐12), 533-537, 2010 | 127 | 2010 |
| Qualitative determination of synthetic analogues of insulin in human plasma by immunoaffinity purification and liquid chromatography-tandem mass spectrometry for doping control … M Thevis, A Thomas, P Delahaut, A Bosseloir, W Schänzer Analytical chemistry 77 (11), 3579-3585, 2005 | 125 | 2005 |
| Mass spectrometric determination of insulins and their degradation products in sports drug testing M Thevis, A Thomas, W Schänzer Mass spectrometry reviews 27 (1), 35-50, 2008 | 121 | 2008 |
| Interlaboratory agreement of insulin-like growth factor 1 concentrations measured by mass spectrometry HD Cox, F Lopes, GA Woldemariam, JO Becker, MC Parkin, A Thomas, ... Clinical chemistry 60 (3), 541-548, 2014 | 113 | 2014 |
| Determination of growth hormone releasing peptides (GHRP) and their major metabolites in human urine for doping controls by means of liquid chromatography mass spectrometry A Thomas, S Höppner, H Geyer, W Schänzer, M Petrou, D Kwiatkowska, ... Analytical and Bioanalytical chemistry 401, 507-516, 2011 | 109 | 2011 |
| Current role of LC-MS (/MS) in doping control M Thevis, A Thomas, W Schänzer Analytical and bioanalytical chemistry 401, 405-420, 2011 | 107 | 2011 |
| Identification of black market products and potential doping agents in Germany 2010–2013 O Krug, A Thomas, K Walpurgis, T Piper, G Sigmund, W Schänzer, ... European journal of clinical pharmacology 70, 1303-1311, 2014 | 106 | 2014 |
| Doping control analysis of intact rapid-acting insulin analogues in human urine by liquid chromatography− tandem mass spectrometry M Thevis, A Thomas, P Delahaut, A Bosseloir, W Schänzer Analytical chemistry 78 (6), 1897-1903, 2006 | 103 | 2006 |
| Immunoaffinity purification of peptide hormones prior to liquid chromatography–mass spectrometry in doping controls A Thomas, W Schänzer, P Delahaut, M Thevis Methods 56 (2), 230-235, 2012 | 102 | 2012 |
| Dietary supplement and food contaminations and their implications for doping controls K Walpurgis, A Thomas, H Geyer, U Mareck, M Thevis Foods 9 (8), 1012, 2020 | 99 | 2020 |
| Clenbuterol–regional food contamination a possible source for inadvertent doping in sports S Guddat, G Fußhöller, H Geyer, A Thomas, H Braun, N Haenelt, ... Drug testing and analysis 4 (6), 534-538, 2012 | 97 | 2012 |
| Structure characterisation of urinary metabolites of the cannabimimetic JWH-018 using chemically synthesised reference material for the support of LC-MS/MS-based drug testing S Beuck, I Möller, A Thomas, A Klose, N Schlörer, W Schänzer, M Thevis Analytical and bioanalytical chemistry 401, 493-505, 2011 | 93 | 2011 |
| Analysis of confiscated black market drugs using chromatographic and mass spectrometric approaches M Thevis, Y Schrader, A Thomas, G Sigmund, H Geyer, W Schänzer Journal of analytical toxicology 32 (3), 232-240, 2008 | 92 | 2008 |
| Mass spectrometric identification of degradation products of insulin and its long-acting analogues in human urine for doping control purposes A Thomas, M Thevis, P Delahaut, A Bosseloir, W Schänzer Analytical chemistry 79 (6), 2518-2524, 2007 | 92 | 2007 |
| Expanding analytical possibilities concerning the detection of stanozolol misuse by means of high resolution/high accuracy mass spectrometric detection of stanozolol … W Schänzer, S Guddat, A Thomas, G Opfermann, H Geyer, M Thevis Drug testing and analysis 5 (11-12), 810-818, 2013 | 91 | 2013 |
| High‐throughput screening for various classes of doping agents using a new ‘dilute‐and‐shoot’liquid chromatography‐tandem mass spectrometry multi‐target approach S Guddat, E Solymos, A Orlovius, A Thomas, G Sigmund, H Geyer, ... Drug testing and analysis 3 (11-12), 836-850, 2011 | 88 | 2011 |
| Insulin M Thevis, A Thomas, W Schänzer Doping in sports: Biochemical principles, effects and analysis, 209-226, 2010 | 87 | 2010 |
