RT Journal Article SR Electronic T1 A patient with acute flank pain JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 1102 OP 1104 VO 72 IS 12 A2 Herts, Brian R. A2 Einstein, David M. A1 Horner, Jana B. A1 Einstein, David M. A1 Herts, Brian R. YR 2005 UL http://www.ccjm.org/content/72/12/1102.abstract AB