00808nas a2200289   4500000000100000000000100001000000100002008004100003653002000044653002100064653001900085100001400104700001800118700001500136700001700151700001400168700001700182700001600199700001600215700001500231700001400246245021000260250001500470300001200485490000700497020001400504       2022                            d10aclinical trials10ahealth economics10aotolaryngology1 aC. Clarke1 aE. Williamson1 aS. Denaxas1 aJ. Carpenter1 aM. Thomas1 aH. Blackshaw1 aA. Schilder1 aC. Philpott1 aC. Hopkins1 aS. Morris00aObservational retrospective study calculating health service costs of patients receiving surgery for chronic rhinosinusitis in England, using linked patient-level primary and secondary care electronic data  a2022/02/10  ae0556030 v12  a2044-6055