R. Graham Barr, M.D., Dr.PH

The Collaborative Cohort of Cohorts for COVID-19 Research (C4R) CT Study aims to use deep-learning and other imaging-based approaches to harmonize and standardize quantitative CT measures of the lung of relevance to COVID-19 and post-acute sequelae of COVID-19 (PASC) risk and resilience from approximately 30,000 CT scans from eight highly characterized ongoing cohort studies.