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Developing a Long COVID Phenotype for Postacute COVID-19 in a National Primary Care Sentinel Cohort: Observational Retrospective Database Analysis |
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| Authors: | Nikhil Mayor Bernardo Meza-Torres Cecilia Okusi Gayathri Delanerolle Martin Chapman Wenjuan Wang Sneha Anand Michael Feher Jack Macartney Rachel Byford Mark Joy Piers Gatenby Vasa Curcin Trisha Greenhalgh Brendan Delaney Simon de Lusignan |
| Abstract: | |
| Keywords: | medical record systems computerized Systematized Nomenclature of Medicine postacute COVID-19 syndrome phenotype COVID-19 long COVID ethnicity social class general practitioners data accuracy data extracts biomedical ontologies SARS-CoV-2 hospitalization epidemiology surveillance public health BioPortal electronic health record disease management digital tool |