{"id":"W2186706438","doi":"10.1164/rccm.201504-0736oc","title":"Clinical and Immunological Factors in Emphysema Progression: Five-Year Prospective Longitudinal Exacerbation Study of Chronic Obstructive Pulmonary Disease (LES-COPD)","year":2015,"lang":"en","type":"article","venue":"American Journal of Respiratory and Critical Care Medicine","topic":"Chronic Obstructive Pulmonary Disease (COPD) Research","field":"Medicine","cited_by":49,"is_retracted":false,"has_abstract":true,"ca_institutions":"Vancouver General Hospital; University of British Columbia","funders":"National Center for Advancing Translational Sciences; National Center for Research Resources; National Heart, Lung, and Blood Institute; National Institutes of Health; U.S. Department of Veterans Affairs","keywords":"Medicine; Spirometry; Internal medicine; Body mass index; COPD; Prospective cohort study; Exacerbation; Confidence interval; Cardiology; Asthma","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":{"n_in":0,"stratum":"aff_core","weight":5595.2375,"opus":{"tier":"OUT","genre":"empirical","about_ca":false,"confidence":"high","reason":"Longitudinal clinical cohort study of emphysema progression in COPD."},"gpt":{"tier":"OUT","genre":"empirical","about_ca":false,"confidence":"high","reason":"This prospective study examines emphysema progression and clinical biomarkers, not research."},"grok":{"tier":"OUT","genre":"empirical","about_ca":false,"confidence":"high","reason":"Longitudinal clinical COPD/emphysema study, not metaresearch."}}}