{"id":"W2096223780","doi":"10.1183/09031936.00072709","title":"Survival in pulmonary arterial hypertension: a reappraisal of the NIH risk stratification equation","year":2009,"lang":"en","type":"article","venue":"European Respiratory Journal","topic":"Pulmonary Hypertension Research and Treatments","field":"Medicine","cited_by":488,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Center for Research Resources; National Heart, Lung, and Blood Institute; Canadian Institutes of Health Research","keywords":"Medicine; Risk stratification; Stratification (seeds); Pulmonary hypertension; Cardiology; Internal medicine; Intensive care medicine","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06545984731958573,"score_gpt":0.3012243698944441,"score_spread":0.2357645225748584,"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."}}