PD patients have impaired masticatory function during levodopa “on” periods compared to controls. < /div > < /div > < div class= " AbstractSection " id= " ASec5 " > < h3 class= " Heading " > Clinical relevance < /h3 > < div class= " Para " id= " Par5 " > Knowledge that PD is associated with impaired masticatory function is important t..."> PD patients have impaired masticatory function during levodopa “on” periods compared to controls. < /div > < /div > < div class= " AbstractSection " id= " ASec5 " > < h3 class= " Heading " > Clinical relevance < /h3 > < div class= " Para " id= " Par5 " > Knowledge that PD is associated with impaired masticatory function is important t..." /> PD patients have impaired masticatory function during levodopa “on” periods compared to controls. < /div > < /div > < div class= " AbstractSection " id= " ASec5 " > < h3 class= " Heading " > Clinical relevance < /h3 > < div class= " Para " id= " Par5 " > Knowledge that PD is associated with impaired masticatory function is important t..." />