COVID-19; SARS-CoV-2; coronavirus; cytokine storm; tocilizumab; anakinra; IL-6; IL-1β; corticosteroids; steroids; natural experiment
Bespoke machine learning models, COVID-19, Electronic Health Record, natural language processing, Symptoms
COVID-19; Acute Respiratory Distress Syndrome (ARDS); Tissue Plasminogen Activator (tPA); Pulmonary Failure; Fibrinolysis