title: Depression and Parkinson's disease.
mesh_terms: D003866:Depressive Disorder / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D003937:Diagnosis, Differential; D006801:Humans; D007980:Levodopa / Q000627:therapeutic use; D010300:Parkinson Disease / Q000150:complications*; D010552:Personality Assessment
chemical_list: D007980:Levodopa