Lajoie, Annie C., Annie-Louise Lafontaine, Gabriel Leonard, R. John Kimoff, Andrea Benedetti, Ann R. Robinson, Joelle Crane, Marie Létourneau, and Marta Kaminska. 2021. “Cognition and Obstructive Sleep Apnoea in Parkinson’s Disease, Effect of Positive Airway Pressure Therapy (COPE-PAP trial): Protocol of a Randomized Controlled Trial”. International Journal of Clinical Trials 8 (1):35-42. https://doi.org/10.18203/2349-3259.ijct20210143.