[1] Univ Miami, Miller Sch Med, Geriatr Inst, Miami, FL 33101 USA
[2] Univ Miami, Miller Sch Med, Dept Med, Miami, FL 33101 USA
[3] Bruce W Carter Vet Affairs Med Ctr, Geriatr Res Educ & Clin Ctr, Miami, FL 33125 USA
[4] Bruce W Carter Vet Affairs Med Ctr, Endocrinol Sect, Miami, FL 33126 USA
[5] Univ Miami, Miller Sch Med, Dept Med, Miami, FL 33125 USA