[1] Univ Alberta, Edmonton, AB, Canada
[2] Univ Alberta, Div Geriatr Med, Edmonton, AB, Canada
[3] Deakin Univ, Melbourne, Vic, Australia
[4] Emory Univ, Atlanta, GA 30322 USA
[5] Univ Birmingham, Ctr Aging, Geriatr Med, Birmingham, AL USA
[6] Univ N Carolina, Chapel Hill, NC USA
[7] Univ Connecticut, Ctr Hlth, Div Geriatr, Farmington, CT USA
[8] Royal Prince Alfred Hosp Balmain, Balmain, NSW, Australia
[9] Univ Hosp Bonn, Dept Neurourol, Bonn, Germany