title: Depressive syndromes and L-dopa treatment in Parkinsonian patients.
mesh_terms: D003863:Depression / Q000188:drug therapy / Q000209:etiology*; D004295:Dihydroxyphenylalanine / Q000627:therapeutic use*; D004576:Electromyography; D005069:Evaluation Studies as Topic; D006801:Humans; D010300:Parkinson Disease / Q000150:complications*; D011569:Psychiatric Status Rating Scales
chemical_list: D004295:Dihydroxyphenylalanine