{"id":"W2075338133","doi":"10.1016/j.jchromb.2012.04.023","title":"A novel method for the quantitative determination of free and conjugated bisphenol A in human maternal and umbilical cord blood serum using a two-step solid phase extraction and gas chromatography/tandem mass spectrometry","year":2012,"lang":"en","type":"article","venue":"Journal of Chromatography B","topic":"Effects and risks of endocrine disrupting chemicals","field":"Environmental Science","cited_by":62,"is_retracted":false,"has_abstract":false,"ca_institutions":"McMaster University; Health Canada","funders":"","keywords":"Chemistry; Chromatography; Umbilical cord; Solid phase extraction; Extraction (chemistry); Bisphenol A; Tandem; Gas chromatography; Quantitative analysis (chemistry); Organic chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008519418,0.001345435,0.0007580623,0.001958146,0.000842196,0.0005182795,0.001446403,0.002361572,0.0008593909],"category_scores_gemma":[0.0009436255,0.0007888076,0.0005970309,0.0006110135,0.0007021978,0.0006327309,0.0009899263,0.0016592,0.0009953575],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006629065,"about_ca_system_score_gemma":0.00185288,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001774252,"about_ca_topic_score_gemma":0.003958924,"domain_scores_codex":[0.9987416,0.0002343708,0.00008196351,0.0003482501,0.0005344878,0.00005945959],"domain_scores_gemma":[0.9994162,0.0001527817,0.00009018007,0.00005309215,0.0002031255,0.00008458862],"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":[0.0003190855,0.0002269681,0.002937071,0.000167126,0.0001143138,0.0002640873,0.00006942949,0.0001520166,0.9624452,0.0003043571,0.0006704662,0.03232998],"study_design_scores_gemma":[0.0001511909,0.001055537,0.01242416,0.00004936316,0.0002276566,0.006349736,0.00008658094,0.008131619,0.958575,0.0006855577,0.01211394,0.0001496294],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.2286156,0.01224379,0.747317,0.0012483,0.001168321,0.001259499,0.001694325,0.002860553,0.003592623],"genre_scores_gemma":[0.4060125,0.005131192,0.5723402,0.001955896,0.0003022415,0.001714026,0.001990774,0.000124318,0.0104289],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.002361572,"threshold_uncertainty_score":0.004809737,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02259264011117601,"score_gpt":0.4047395077888214,"score_spread":0.3821468676776454,"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."}}