{"id":"W2031462738","doi":"10.1002/jms.1453","title":"Mass spectrometric determination of gonadotrophin‐releasing hormone (GnRH) in human urine for doping control purposes by means of LC–ESI‐MS/MS","year":2008,"lang":"en","type":"article","venue":"Journal of Mass Spectrometry","topic":"Hormonal and reproductive studies","field":"Medicine","cited_by":64,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"World Anti-Doping Agency","keywords":"Chemistry; Chromatography; Mass spectrometry; Orbitrap; Luteinizing hormone; Urine; High-performance liquid chromatography; Detection limit; Solid phase extraction; Extraction (chemistry); Ion suppression in liquid chromatography–mass spectrometry; Hypothalamus; Hormone; Liquid chromatography–mass spectrometry; Endocrinology; Biochemistry","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0006723547,0.0002730301,0.001367832,0.002004968,0.000113128,0.000008447647,0.0001976051,0.0001108017,0.00003810286],"category_scores_gemma":[0.0008653973,0.0002161987,0.0004207965,0.001391768,0.0002271947,0.0002079231,0.00002823527,0.0004568188,7.523216e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003774572,"about_ca_system_score_gemma":0.0001102262,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003941761,"about_ca_topic_score_gemma":0.000002258866,"domain_scores_codex":[0.9970747,0.00008263689,0.001329338,0.0002911092,0.0008116824,0.0004105988],"domain_scores_gemma":[0.9974912,0.0002815821,0.001214621,0.0002295664,0.0006537226,0.0001293074],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.001081154,0.0006585657,0.02113198,0.00027039,0.0003826215,0.0001446445,0.0001951873,0.00001388195,0.9744246,0.0001680606,0.0003261845,0.00120273],"study_design_scores_gemma":[0.01196476,0.008815829,0.7635849,0.0004153284,0.0005312387,0.0008453749,0.0005006898,0.0001427111,0.2101554,0.002366175,0.0003020872,0.0003755623],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9689633,0.01308877,0.0152625,0.0008328941,0.0001449224,0.0004945098,0.00002845448,0.00001198966,0.001172626],"genre_scores_gemma":[0.9826087,0.002374033,0.01411541,0.00002215602,0.0006159212,0.000006478214,0.000005372313,0.00003710139,0.0002148192],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7642692,"threshold_uncertainty_score":0.8816329,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01798068955281152,"score_gpt":0.2718882684302888,"score_spread":0.2539075788774773,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}