title: Drug delivery to the brain by central infusion: clinical application in patients with Alzheimer's disease.
mesh_terms: D000368:Aged; D000544:Alzheimer Disease / Q000188:drug therapy*; D018723:Bethanechol; D001626:Bethanechol Compounds / Q000008:administration & dosage / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007260:Infusion Pumps; D007276:Injections, Intraventricular; D008297:Male; D008875:Middle Aged
chemical_list: D001626:Bethanechol Compounds; D018723:Bethanechol