{"id":"W2891025554","doi":"10.1136/tobaccocontrol-2018-054318","title":"Tobacco-specific nitrosamines (TSNA) in heated tobacco product IQOS","year":2018,"lang":"en","type":"letter","venue":"Tobacco Control","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":96,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Cancer Institute","keywords":"Tobacco product; Chemistry; Nicotine; Food science; Medicine; Environmental health","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.0002739344,0.0001403112,0.0001819239,0.0001943917,0.000287845,0.0002328377,0.0001896029,0.0009645604,0.001358499],"category_scores_gemma":[0.001060997,0.00006734917,0.0001395746,0.0001556258,0.000312996,0.00019235,0.0001204059,0.0006537794,0.0004219259],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003633319,"about_ca_system_score_gemma":0.0001003276,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004455577,"about_ca_topic_score_gemma":0.000483519,"domain_scores_codex":[0.9996721,0.0001125819,0.00002367891,0.00005382369,0.0001121832,0.00002572808],"domain_scores_gemma":[0.9995674,0.0002576049,0.00005841578,0.00004149281,0.00005705855,0.00001793091],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"not_applicable","study_design_scores_codex":[0.004000876,0.00222828,0.1117188,0.0009102468,0.0001002182,0.1213334,0.002132438,0.0003472646,0.5094364,0.00352782,0.01514047,0.2291238],"study_design_scores_gemma":[0.0003064662,0.01339542,0.1734164,0.0003578189,0.0002165055,0.2594295,0.001119935,0.005972251,0.4297508,0.003650538,0.1123055,0.00007897326],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"editorial","genre_scores_codex":[0.9609821,0.009720321,0.003817495,0.00608402,0.0006347395,0.00028743,0.0001275673,0.00008113275,0.01826514],"genre_scores_gemma":[0.9898892,0.001720065,0.001852776,0.003015876,0.0004257868,0.00008857733,0.00007852863,0.000009830022,0.002919452],"genre_candidate":"editorial","genre_consensus":null,"teacher_disagreement_score":0.001358499,"threshold_uncertainty_score":0.004544675,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02842822706139315,"score_gpt":0.2743052408755732,"score_spread":0.24587701381418,"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."}}