{"id":"W3209025364","doi":"10.2139/ssrn.3881728","title":"Long-Term Persistence of SARS-CoV-2 Neutralizing Antibody Responses After Infection and Estimates of the Duration of Protection","year":2021,"lang":"en","type":"article","venue":"SSRN Electronic Journal","topic":"SARS-CoV-2 and COVID-19 Research","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":false,"ca_institutions":"Princess Margaret Cancer Centre","funders":"Health and Medical Research Fund; Food and Health Bureau","keywords":"Persistence (discontinuity); Duration (music); Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Coronavirus disease 2019 (COVID-19); Term (time); Virology; Neutralizing antibody; 2019-20 coronavirus outbreak; Antibody; Medicine; Biology; Immunology; Outbreak; Infectious disease (medical specialty); Disease; Internal medicine","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":[0.001397626,0.0003359506,0.0004063683,0.0005642172,0.0003453721,0.0007624596,0.0003810702,0.0008281707,0.001640718],"category_scores_gemma":[0.001818109,0.0002910999,0.0004626421,0.0003976437,0.0003504314,0.0009691396,0.000339747,0.001267243,0.0006279811],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003468423,"about_ca_system_score_gemma":0.0002006551,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001260579,"about_ca_topic_score_gemma":0.0008224067,"domain_scores_codex":[0.9995035,0.0000969091,0.00003367042,0.0001424625,0.00009104444,0.0001323942],"domain_scores_gemma":[0.9985072,0.0004546648,0.0004424715,0.0002046007,0.00022966,0.0001614443],"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":[0.008895594,0.0008463891,0.2962719,0.0003032066,0.0005316332,0.0002377948,0.0009583965,0.002050879,0.65056,0.0005922355,0.000403755,0.03834824],"study_design_scores_gemma":[0.00006343572,0.006353305,0.8675037,0.0000602031,0.0003822616,0.0009095431,0.0006004891,0.003563343,0.1172272,0.0004644242,0.002813419,0.00005870203],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.99393,0.001686973,0.002238259,0.00002982008,0.00001926516,0.00005047156,0.0009168687,0.00002252127,0.001105734],"genre_scores_gemma":[0.9961792,0.0003320175,0.0005749404,0.00004811399,0.00001901807,0.00008353191,0.001222866,0.000007094032,0.001533195],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001640718,"threshold_uncertainty_score":0.007391453,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04274513361092825,"score_gpt":0.3535643962255756,"score_spread":0.3108192626146474,"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."}}