RT Journal Article SR Electronic T1 Frailty and cardiovascular disease: A two-way street? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 65 OP 68 DO 10.3949/ccjm.85a.17075 VO 85 IS 1 A1 Emer Joyce YR 2018 UL http://www.ccjm.org/content/85/1/65.abstract AB