Healthcare use in individuals with rheumatoid arthritis during the COVID-19 pandemic and beyond: A cohort study in three nations of the UK
Costello R., Parker M., Kennedy J., Brophy S., Mehrkar A., Bacon S., Goldacre B., MacKenna B., Evans D., Tomlinson L., Hollick R., Humphreys J., the OpenSAFELY collective ., the RHEUMAP’s study investigators and the LH&W NCS (or CONVALESCENCE) Collaborative .