Response to: ‘Comment on Yeet al ‘Presence of respiratory failure of COVID-19 infection in patients with rheumatism in Wuhan, China’’ by Chenet al

We appreciate the valuable comments from Chen et al on our recent study about the clinical characteristics of COVID-19 cases with rheumatic disease.1 They highlight an important point about the sample size of patients with rheumatism infected with COVID-19 in our study. We agree that the sample size was relatively small, although we have included all such cases in Tongji Hospital, the hospital that admitted the most patients with COVID-19 in...