title: Clinical response to choline plus piracetam in senile dementia: relation to red-cell choline levels.
mesh_terms: D002794:Choline / Q000008:administration & dosage* / Q000097:blood; D003704:Dementia / Q000097:blood / Q000188:drug therapy*; D004359:Drug Therapy, Combination; D004912:Erythrocytes / Q000032:analysis; D006801:Humans; D010889:Piracetam / Q000008:administration & dosage*; D011760:Pyrrolidinones / Q000008:administration & dosage*
chemical_list: D011760:Pyrrolidinones; D002794:Choline; D010889:Piracetam