{"id":"W2019813365","doi":"10.1139/y01-080","title":"The role of the placenta in variability of fetal exposure to cocaine and cannabinoids: A twin study","year":2001,"lang":"en","type":"article","venue":"Canadian Journal of Physiology and Pharmacology","topic":"Prenatal Substance Exposure Effects","field":"Medicine","cited_by":33,"is_retracted":false,"has_abstract":true,"ca_institutions":"Hospital for Sick Children","funders":"","keywords":"Placenta; Fetus; Dizygotic twins; In utero; Dizygotic twin; Meconium; Cocaine use; Monozygotic twin; Zygosity; Physiology; Twin study; Cannabis; Pregnancy; Medicine; Obstetrics; Biology; Genetics; Psychiatry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0007566867,0.00009084547,0.0003456914,0.00008885713,0.00007008421,0.00000182019,0.000149352,0.00006938006,0.00006306633],"category_scores_gemma":[0.0001892833,0.00005470617,0.00003904981,0.000184875,0.0003436932,0.00003150431,0.00003188323,0.0003231222,2.073316e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000058694,"about_ca_system_score_gemma":0.0004592662,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001494956,"about_ca_topic_score_gemma":0.01413382,"domain_scores_codex":[0.9987741,0.0005047793,0.0003280032,0.0001127437,0.00006434486,0.0002159987],"domain_scores_gemma":[0.9990752,0.0002982292,0.0001630384,0.0001184845,0.0001070058,0.0002380194],"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":[0.0008798564,0.00009272166,0.4742894,0.00002852288,0.0001055667,0.00004914363,0.001681079,0.00002850836,0.5215101,0.00003847957,0.0002833988,0.0010133],"study_design_scores_gemma":[0.002839832,0.002033986,0.9444034,0.00003538293,0.000105653,0.0002031363,0.0007835976,0.00002530828,0.04780486,0.0005871585,0.00111834,0.00005933823],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9964145,0.001554447,8.086716e-7,0.001211391,0.0003218582,0.0004295341,0.000009553105,8.652639e-7,0.00005707583],"genre_scores_gemma":[0.9995139,0.00004219207,0.000008567092,0.0003157236,0.00008797277,0.000006815611,4.198521e-7,0.0000049409,0.00001950368],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4737052,"threshold_uncertainty_score":0.7887005,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006336789570717086,"score_gpt":0.2562658346188696,"score_spread":0.2499290450481525,"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."}}