{"id":"W1965377187","doi":"10.1255/ejms.761","title":"Identification of Fentanyl, Alfentanil, Sufentanil, Remifentanil and Their Major Metabolites in Human Urine by Liquid Chromatography/Tandem Mass Spectrometry for Doping Control Purposes","year":2005,"lang":"en","type":"article","venue":"European Journal of Mass Spectrometry","topic":"Forensic Toxicology and Drug Analysis","field":"Pharmacology, Toxicology and Pharmaceutics","cited_by":54,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"World Anti-Doping Agency","keywords":"Sufentanil; Chromatography; Alfentanil; Chemistry; Mass spectrometry; Electrospray ionization; Fentanyl; Remifentanil; Tandem mass spectrometry; Liquid chromatography–mass spectrometry; Electrospray; Pharmacology; Medicine; Propofol","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0007297112,0.0006407351,0.00044055,0.001613279,0.0005153541,0.0004415298,0.0002975485,0.0007932489,0.0008297371],"category_scores_gemma":[0.001451026,0.0002486759,0.0003889415,0.0005899162,0.0004106984,0.0003395335,0.000368864,0.0004308507,0.0005528324],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003114491,"about_ca_system_score_gemma":0.001125856,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0009938669,"about_ca_topic_score_gemma":0.00202463,"domain_scores_codex":[0.9987576,0.0003005326,0.0000749387,0.0002002555,0.0005836741,0.0000831196],"domain_scores_gemma":[0.9996314,0.00006913751,0.0001107931,0.00002208887,0.000130407,0.00003612712],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0002515194,0.0001394413,0.003176462,0.0002225739,0.00004866547,0.0003626072,0.0001011024,0.000173841,0.9552959,0.0003169852,0.0002047992,0.03970608],"study_design_scores_gemma":[0.00003848276,0.001092582,0.01841999,0.00009590857,0.00009135171,0.002640641,0.0001007822,0.003522389,0.9668165,0.0004423428,0.006695999,0.0000428933],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8551152,0.02925663,0.1042786,0.000830239,0.0002322915,0.0008110406,0.001781089,0.0007798363,0.006914997],"genre_scores_gemma":[0.9048952,0.01085781,0.07731969,0.0006874464,0.0001382873,0.0005017919,0.001118579,0.00007106709,0.00441005],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001613279,"threshold_uncertainty_score":0.003859103,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02377129019621872,"score_gpt":0.3246674867006189,"score_spread":0.3008961965044002,"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."}}