RT Journal Article SR Electronic T1 Aspirin: 4,000 years and still learning JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 522 OP 524 DO 10.3949/ccjm.86a.19041 VO 86 IS 8 A1 Kenneth C. Cummings III YR 2019 UL http://www.ccjm.org/content/86/8/522.abstract AB