{"id":"W2258416865","doi":"10.3382/ps/pev142","title":"Impact of a drug-free program on broiler chicken growth performances, gut health, Clostridium perfringens and Campylobacter jejuni occurrences at the farm level","year":2015,"lang":"en","type":"article","venue":"Poultry Science","topic":"Animal Nutrition and Physiology","field":"Agricultural and Biological Sciences","cited_by":158,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"","keywords":"Clostridium perfringens; Campylobacter; Flock; Broiler; Poultry farming; Feces; Veterinary medicine; Feed conversion ratio; Biology; Campylobacter jejuni; Subclinical infection; Litter; Outbreak; Medicine; Microbiology; Animal science; Agronomy; Body weight; Bacteria; Virology","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005739368,0.0004569567,0.0005327244,0.0004608911,0.0004951922,0.0004256439,0.0006802856,0.0004336404,0.001064985],"category_scores_gemma":[0.0006801306,0.0001662945,0.0002551905,0.0001812474,0.0004470676,0.0002519065,0.000281602,0.0002817081,0.0001130512],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002159254,"about_ca_system_score_gemma":0.001816377,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05956494,"about_ca_topic_score_gemma":0.1500119,"domain_scores_codex":[0.999476,0.0001250149,0.00002805424,0.0001145927,0.0001320552,0.0001244452],"domain_scores_gemma":[0.9988831,0.0001310655,0.0001643835,0.00008089,0.0002335532,0.0005071517],"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":[0.05016159,0.03255916,0.1969211,0.0007816376,0.000675247,0.0009883906,0.0006384014,0.003063278,0.6019359,0.0001240011,0.0008973904,0.111254],"study_design_scores_gemma":[0.0005847872,0.1005357,0.8576472,0.00002869543,0.0002112541,0.0001825575,0.0002636232,0.0008710356,0.03786418,0.00001793151,0.001751953,0.00004105933],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.999686,0.00005410838,0.00003136119,0.00001218497,0.000003026105,0.00004123185,0.0000654249,0.000004435586,0.0001023405],"genre_scores_gemma":[0.9970734,0.0001354127,0.0006169188,0.0000614651,0.00001007288,0.00007030946,0.0003989554,0.000002746896,0.001630701],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05956494,"threshold_uncertainty_score":0.1184365,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0654081214103354,"score_gpt":0.307754520087055,"score_spread":0.2423463986767196,"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."}}