title: New guidelines help providers refine Parkinson's strategy.
mesh_terms: D006801:Humans; D007980:Levodopa / Q000627:therapeutic use; D009748:Nutrition Disorders / Q000150:complications / Q000517:prevention & control; D010300:Parkinson Disease / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology / Q000628:therapy*; D017410:Practice Guidelines as Topic; D013514:Surgical Procedures, Operative; D014481:United States
chemical_list: D007980:Levodopa