Ece Aydoğ, Emel Ekşioğlu, Aytül Çakcı, and Özge Yılmaz. 2004. “HAND DEFORMITY IN PARKINSON’S DISEASE: CASE REPORT”. Archives of Rheumatology 19 (3):183-85. http://anadolupsikiyatri.net/index.php/pub/article/view/150.