Not applicableStudy completedNCT01199172What this trial is testingPrevention and Treatment of Voice Problems in TeachersWho this might be right forVoice Disorder University of Pittsburgh 140
Not applicableStudy completedNCT02873130What this trial is testingEffectiveness of Telepractice by Smartphone App Technology in Preventing Voice ProblemsWho this might be right forPrevention of Voice Disorders in Student Teachers West Chester University of Pennsylvania 103