Use of proton pump inhibitors to treat persistent throat symptoms: multicentre, double blind, randomised, placebo controlled trial.
James O'HaraDeborah D StockenGillian C WatsonTony FouweatherJulian McGlashanKenneth MacKenziePaul CardingYakubu KaragamaRuth C WoodJanet A WilsonPublished in: BMJ (Clinical research ed.) (2021)
ISRCTN Registry ISRCTN38578686 and EudraCT 2013-004249-17.