Correspondence on ‘Characteristics associated with hospitalisation for COVID-19 in people with rheumatic disease: data from the COVID-19 Global Rheumatology Alliance physician-reported registry’ by Gianfrancesco et al. Disease activity, rather than glucocorticoid therapy, may be associated with COVID-19 severity in patients with rheumatic musculoskeletal diseases

Abstract

<b>Objectives</b> To evaluate whether happiness can spread from person to person and whether niches of happiness form within social networks. <b>Design</b> Longitudinal social network analysis. <b>Setting</b> Framingham Heart Study social...