Protocol to request
            
                Study design, participants, and clinical data collection of healthy participants and non-COVID-19 patients with cardiovascular risk factors
                
                
            
        
        
            
                Research article
            
            
                Convalescent COVID-19 patients are susceptible to endothelial dysfunction due to persistent immune activation
                
            
            
            
                Florence WJ Chioh et al.
            
            
                DOI: 10.7554/eLife.64909