Pitts T, Bolser D, Rosenbek J, Troche M, Okun MS, Sapienza C. Impact of Expiratory Muscle Strength Training on Voluntary Cough and Swallow Function in Parkinson Disease. Chest. 2009;135(5):1301-1308. doi:10.1378/chest.08-1389 

File Type: www
Categories: Rationale for Boosts