Dementia, butterfly ballots, and voter competence.
Henderson
Victor W
VW
Drachman
David A
DA
D000375:Aging / Q000523:psychology*; D003704:Dementia / Q000453:epidemiology / Q000523:psychology*; D005431:Florida / Q000453:epidemiology; D006801:Humans; D016743:Mental Competency / Q000523:psychology* / Q000706:statistics & numerical data; D011057:Politics