{"id":"W2151213188","doi":"10.1002/bdra.20485","title":"Spina bifida before and after folic acid fortification in Canada","year":2008,"lang":"en","type":"article","venue":"Birth Defects Research Part A Clinical and Molecular Teratology","topic":"Folate and B Vitamins Research","field":"Medicine","cited_by":88,"is_retracted":false,"has_abstract":true,"ca_institutions":"St. John’s Health Sciences Centre; Health Canada; Izaak Walton Killam Health Centre; Ministry of Health; University of Manitoba; Alberta Health Services; University of British Columbia; Dalhousie University; Université Laval","funders":"Health Canada; Public Health Agency of Canada","keywords":"Spina bifida; Folic acid; Fortification; Medicine; Pediatrics; Population; Obstetrics; Anencephaly; Fetus; Pregnancy; Environmental health; Internal medicine; Biology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"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":[0.0008263643,0.0002513938,0.0004460389,0.001141435,0.002237052,0.0009953376,0.0009327737,0.0005011939,0.001538896],"category_scores_gemma":[0.002773209,0.000239733,0.0004333307,0.002366508,0.00065968,0.0002360116,0.0005881809,0.0006867796,0.00009110187],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.04383871,"about_ca_system_score_gemma":0.06462534,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.994626,"about_ca_topic_score_gemma":0.9960485,"domain_scores_codex":[0.9985588,0.00008324608,0.00004771074,0.0001616625,0.0005793456,0.0005691941],"domain_scores_gemma":[0.9979433,0.00009557977,0.0002952877,0.00004204108,0.001026358,0.0005974967],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0006519363,0.0001247536,0.9696327,0.0001046873,0.00007485583,0.0007192258,0.001375149,0.0002350719,0.0008194608,0.0003823873,0.001340791,0.02453887],"study_design_scores_gemma":[0.00001695346,0.00008379482,0.9969939,0.00004596209,0.00003116853,0.0001568065,0.0009391407,0.0001173005,0.0001130002,0.00002552259,0.001468776,0.000007644606],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9910668,0.002562488,0.00006480844,0.0005685876,0.00002437344,0.00004861813,0.002109912,0.000008481905,0.003546057],"genre_scores_gemma":[0.9945354,0.001773423,0.0001683428,0.0001561391,0.000007141225,0.00001191977,0.001122587,0.00000476281,0.002220187],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04383871,"threshold_uncertainty_score":0.3180736,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07197138022930355,"score_gpt":0.3934323110960221,"score_spread":0.3214609308667185,"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."}}