{"id":"W2008887474","doi":"10.1021/jf9005609","title":"Melamine in Infant Formula Sold in Canada: Occurrence and Risk Assessment","year":2009,"lang":"en","type":"article","venue":"Journal of Agricultural and Food Chemistry","topic":"Melamine detection and toxicity","field":"Agricultural and Biological Sciences","cited_by":64,"is_retracted":false,"has_abstract":true,"ca_institutions":"Health Canada","funders":"","keywords":"Infant formula; Melamine; Chromatography; Extraction (chemistry); Detection limit; Analyte; Solid phase extraction; Liquid chromatography–mass spectrometry; Chemistry; Matrix (chemical analysis); Mass spectrometry; Food science","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001367933,0.0001068745,0.0002014054,0.000006634859,0.00004531431,0.00002850273,0.00008023451,0.00005333616,0.00002113314],"category_scores_gemma":[0.00003285338,0.0000354727,0.00003240861,0.0001592791,0.00001343104,0.0001236032,0.00001991582,0.0002989043,5.77975e-8],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008546338,"about_ca_system_score_gemma":0.00002963363,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.01544051,"about_ca_topic_score_gemma":0.2358549,"domain_scores_codex":[0.9992392,0.0000196982,0.0003131104,0.0001139301,0.0001614238,0.0001526262],"domain_scores_gemma":[0.9995771,0.00005084548,0.00020086,0.00001639968,0.00004884106,0.0001059513],"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":[0.00004723137,0.0001699608,0.2655927,0.00002759066,0.00002544343,0.00002918707,0.00009478795,0.00003201516,0.6712589,0.00001124117,0.0005669576,0.062144],"study_design_scores_gemma":[0.0003103717,0.0002349767,0.9787616,0.00003908182,0.000006694558,0.0001135348,0.0004782607,0.00002046601,0.01966515,0.00005663493,0.0002090554,0.0001041472],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984564,0.0003537993,2.2483e-7,0.0008799495,0.00003991496,0.00004078251,0.0000223825,0.000002595207,0.0002039733],"genre_scores_gemma":[0.9993464,0.0004642175,0.00002330526,0.00005030106,0.00009410159,7.313692e-7,0.000004867417,1.512505e-7,0.00001590655],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7131689,"threshold_uncertainty_score":0.9911157,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007694437409033097,"score_gpt":0.1945947778694598,"score_spread":0.1869003404604267,"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."}}