Does Parkinson's disease lead to alterations in the facial expression of pain?

Priebe, JanoschJanoschPriebeKunz, MiriamMiriamKunzMorcinek, ChristianChristianMorcinekRieckmann, PeterPeterRieckmannLautenbacher, StefanStefanLautenbacher0000-0002-2829-347X2019-09-192017-05-2920151878-5883https://fis.uni-bamberg.de/handle/uniba/41942engDoes Parkinson's disease lead to alterations in the facial expression of pain?article10.1016/j.jns.2015.10.056