Interventions for treating functional dysphonia in adults (Review) Ruotsalainen JH, Sellman J, Lehto L, Jauhiainen M, Verbeek JH This is a reprint of a Cochrane review, prepared and maintained by The Cochrane Collaboration and published in The Cochrane Library 2007, Issue 3 http://www.thecochranelibrary.com 1 Interventions for treating functional dysphonia in adults (Review) Copyright © 2007 The Cochrane Collaboration. Published by John Wiley & Sons, Ltd