title: Depressive symptoms and the dexamethasone suppression test in parkinsonian patients.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D003863:Depression / Q000188:drug therapy / Q000378:metabolism*; D003907:Dexamethasone; D005260:Female; D006801:Humans; D007980:Levodopa / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D010276:Parasympatholytics / Q000627:therapeutic use; D010300:Parkinson Disease / Q000188:drug therapy / Q000378:metabolism*
chemical_list: D010276:Parasympatholytics; D007980:Levodopa; D003907:Dexamethasone