title: Understanding long-term outcomes requires prospective data collection.
authors.forename: Edward
authors.initials: E
authors.lastname: Fisher
authors.forename: Robin
authors.initials: R
authors.lastname: Youngs
authors.forename: Musheer
authors.initials: M
authors.lastname: Hussain
authors.forename: Jonathan
authors.initials: J
authors.lastname: Fishman
mesh_terms: D000077558:Big Data; D003625:Data Collection / Q000379:methods; D006801:Humans; D010036:Otolaryngology / Q000379:methods; D011446:Prospective Studies; D016896:Treatment Outcome