{"id":"W3186421454","doi":"10.3389/fimmu.2021.699217","title":"High Frequency Occult Hepatitis B Virus Infection Detected in Non-Resolved Donations Suggests the Requirement of Anti-HBc Test in Blood Donors in Southern China","year":2021,"lang":"en","type":"article","venue":"Frontiers in Immunology","topic":"Hepatitis B Virus Studies","field":"Medicine","cited_by":16,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto; University Health Network","funders":"Chinese Academy of Medical Sciences Initiative for Innovative Medicine; National Key Research and Development Program of China","keywords":"HBsAg; Virology; Hepatitis B virus; Blood donations; Serology; Medicine; Transmission (telecommunications); Blood donor; Nested polymerase chain reaction; Polymerase chain reaction; Immunology; Biology; Virus; Antibody; Gene; Genetics","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":[0.0006685376,0.0002542585,0.0002138248,0.0008081911,0.0006408701,0.0004184002,0.0003148582,0.0002305714,0.001663011],"category_scores_gemma":[0.0006864615,0.0001941376,0.0001804275,0.0008826148,0.0006047751,0.0002256396,0.0002616721,0.0001805893,0.0001278015],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004803794,"about_ca_system_score_gemma":0.0007348946,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01598028,"about_ca_topic_score_gemma":0.01625045,"domain_scores_codex":[0.9997124,0.00005580764,0.00003704248,0.00007235861,0.00006006136,0.00006225726],"domain_scores_gemma":[0.9995248,0.00006690017,0.0001691731,0.00003732262,0.00006260917,0.0001392022],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00004405349,0.00001950238,0.99518,0.00002810492,0.0000132772,0.0004988733,0.0004044131,0.0000372373,0.001472998,0.00003695516,0.00006448045,0.002200049],"study_design_scores_gemma":[0.000003900346,0.00003895608,0.9981226,0.000006052391,0.00001167834,0.0007652225,0.0005406088,0.0001051603,0.000188028,0.00004558447,0.0001691652,0.000002986463],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9996479,0.00009203619,0.00003956582,0.00002271682,0.000001799578,0.000003553091,0.00002492086,0.000001634882,0.0001660052],"genre_scores_gemma":[0.999749,0.00004829783,0.00004062352,0.00001566708,0.000003845561,0.000002139846,0.00004097518,4.621277e-7,0.00009892281],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01598028,"threshold_uncertainty_score":0.03177452,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009252970534437797,"score_gpt":0.2396989781828733,"score_spread":0.2304460076484355,"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."}}