Herrett E.Tomlin K.LIANG-YU LINTomlinson L.A.Jit M.Briggs A.Marks M.Sandmann F.Parry J.Bates C.Morley J.Bacon S.Butler-Cole B.Mahalingasivam V.Dennison A.Smith D.Gabriel E.Mehrkar A.Goldacre B.Smeeth L.Eggo R.M.M.2024-02-172024-02-1720232044-6055https://www.scopus.com/inward/record.uri?eid=2-s2.0-85148396610&doi=10.1136%2fbmjopen-2022-071261&partnerID=40&md5=ed9c06054b64bb7a04bb98f87fcee90chttps://scholars.lib.ntu.edu.tw/handle/123456789/639734Protocol for an OpenSAFELY cohort study collecting patient-reported outcome measures using the TPP Airmid smartphone application and linked big data to quantify the health and economic costs of long COVID (OpenPROMPT)journal article10.1136/bmjopen-2022-071261368060732-s2.0-85148396610