RT Journal Article SR Electronic T1 Low back pain: Spondylitis? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 339 OP 340 DO 10.3949/ccjm.91a.23086 VO 91 IS 6 A1 Patel, Aditi A1 Schils, Jean YR 2024 UL http://www.ccjm.org/content/91/6/339.abstract AB