Longterm Follow-up in Subglottic Stenosis: Does ILSI affect surgery free interval? Results in 90 patients over 20 years. .ical 09-11, 08:30–09:00 (Europe/Istanbul), Phoniatrics 2 this is a keynote on subglottic stenosis jennifer anderson This speaker also appears in: From the Operating Room to the Office Long Survivorship Post Neck Radiation: Dysphagia, dysphonia and dyspnea management