Codelists for: "Ethnic differences in the incidence of clinically diagnosed influenza: an England population-based cohort study 2008-2018"

Codelists for: "Ethnic differences in the incidence of clinically diagnosed influenza: an England population-based cohort study 2008-2018". These cover: acute respiratory infection and influenza/influenza-like-illness codes, asthma, chronic liver disease, chronic respiratory disease, chronic neurological disease, chronic kidney disease, cardiovascular disease, diabetes, influenza vaccine, immunosuppressants, immunosuppressants, immuosuppressive conditions, pneumococcal vaccine, and spleen dysfunction.