Validation of the Airway-Dyspnoea-Voice-Swallow (ADVS) scale and Patient-Reported Outcome Measure (PROM) as disease-specific instruments in paediatric laryngotracheal stenosis. - Nouraei, S.A.R.; Makmur, E.; Dias, A.; Butler, C.R.; Nandi, R.; Elliott, M.J.; Hewitt, R. (Clinical Otolaryngology, 2017)