RT Journal Article SR Electronic T1 Should my older adult patients take aspirin for primary prevention of cardiovascular disease? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 632 OP 634 DO 10.3949/ccjm.88a.21024 VO 88 IS 11 A1 Robert M. Zimbroff A1 Gina Ayers A1 Kenneth Koncilja YR 2021 UL http://www.ccjm.org/content/88/11/632.abstract AB