Singing in groups for Parkinson's disease (SING-PD): a pilot study of group singing therapy for PD-related voice/speech disorders.
Shih, Ludy C, Jordan Piel, Amanda Warren, Lauren Kraics, Althea Silver, Veronique Vanderhorst, David K Simon, and Daniel Tarsy. 2012. “Singing in Groups for Parkinson’s Disease (SING-PD): a Pilot Study of Group Singing Therapy for PD-Related Voice/Speech Disorders.”. Parkinsonism & Related Disorders 18 (5): 548-52.