Event related evoked potentials in dementia.
D002986:Clinical Trials as Topic; D003704:Dementia / Q000188:drug therapy / Q000503:physiopathology*; D004088:Dihydroergotoxine / Q000627:therapeutic use; D004311:Double-Blind Method; D005072:Evoked Potentials, Auditory / Q000187:drug effects; D006801:Humans
D004088:Dihydroergotoxine