RT Journal Article SR Electronic T1 C-reactive protein elevation can be caused by conditions other than inflammation and may reflect biologic aging JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 535 OP 537 VO 68 IS 6 A1 Kushner, Irving YR 2001 UL http://www.ccjm.org/content/68/6/535.abstract AB