Developing a post-acute COVID-19 (long covid) phenotype in a national primary care sentinel cohort: protocol for an observational retrospective database analysis (Preprint)
Mayer N., Meza-Torres B., Okusi C., Delanerolle G., Chapman M., Wang W., Anand S., Feher M., Macartney J., Byford R., Joy M., Gatenby P., Curcin V., Greenhalgh T., Delaney B., de Lusignan S.