Geriatrics and Aging. 2008;11(4):215-222. Shen-Yang Lim, MBBS, FRACP, Movement Disorder Centre, University of Toronto, Toronto Western Hospital, Toronto, ON. Susan H ...
Nonmotor symptoms may appear during the course of Parkinson's disease, complicating the advanced phase in particular, but are also common in the premotor phase of Parkinson's disease. The ...