Why psychosis is frequently associated with Parkinson’s disease?
Jingmei Zhong, Shaoyuan Wu, Ying Zhao, Hui Chen, Naiwei Zhao, Kunwen Zheng, Zhong Zhao, Wenli Chen, Bo Wang, Kunhua Wu
Neural Regeneration Research . 2013, (27): 2548 -2556 .  DOI: 10.3969/j.issn.1673-5374.2013.27.006