RT Journal Article SR Electronic T1 Irritable bowel syndrome: An overview of diagnosis and pharmacologic treatment JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S3 OP S7 VO 70 IS 6 suppl 2 A1 Kevin W. Olden YR 2003 UL http://www.ccjm.org/content/70/6_suppl_2/S3.abstract AB