Deutsche Parkinson Gesellschaft is the other organization in Berlin, Germany.
According to PR-model, parkinson-gesellschaft.de is ranked 2,918,923rd in multilingual Wikipedia, in particular this website is ranked 429,074th in German Wikipedia.
The website is placed before littlerivertrail.kiwi.nz and after roadstothegreatwar-ww1.blogspot.it in the BestRef global ranking of the most important sources of Wikipedia.